From 7a902fed04e23c2be6133024f7ad8fdebb641c60 Mon Sep 17 00:00:00 2001
From: Bert Belder <bertbelder@gmail.com>
Date: Thu, 22 Aug 2019 13:23:49 -0700
Subject: [PATCH] build: add 'cap_lints' flag for rust crates

Using a specialized flag rather than the generic 'args' option makes
build_extra/rust/BUILD.gn shorter and more readable.
---
 build_extra/rust/BUILD.gn | 725 ++++++++------------------------------
 build_extra/rust/rust.gni |   7 +
 2 files changed, 152 insertions(+), 580 deletions(-)

diff --git a/build_extra/rust/BUILD.gn b/build_extra/rust/BUILD.gn
index 3496f95e42..652b2784cf 100644
--- a/build_extra/rust/BUILD.gn
+++ b/build_extra/rust/BUILD.gn
@@ -11,6 +11,7 @@ import("rust.gni")
 cargo_home = "//third_party/rust_crates"
 
 rust_rlib("aho_corasick") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/aho-corasick-0.7.4/src/lib.rs"
   features = [
@@ -19,44 +20,31 @@ rust_rlib("aho_corasick") {
     "std",
   ]
   extern_rlib = [ "memchr" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("ansi_term") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ansi_term-0.12.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_win) {
     extern_rlib = [ "winapi" ]
   }
 }
 
 rust_rlib("arrayvec") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/arrayvec-0.4.11/src/lib.rs"
   extern_rlib = [ "nodrop" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "has_stable_maybe_uninit" ]
 }
 
 rust_rlib("atty") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/atty-0.2.13/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib = [ "libc" ]
   }
@@ -66,45 +54,37 @@ rust_rlib("atty") {
 }
 
 rust_rlib("base64") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/base64-0.10.1/src/lib.rs"
   extern_rlib = [ "byteorder" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("bitflags") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/bitflags-1.1.0/src/lib.rs"
   features = [ "default" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "bitflags_const_fn" ]
 }
 
 rust_rlib("byteorder") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/byteorder-1.3.2/src/lib.rs"
   features = [
     "default",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "byteorder_i128" ]
 }
 
 rust_rlib("bytes") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/bytes-0.4.12/src/lib.rs"
   features = [ "either" ]
@@ -113,14 +93,11 @@ rust_rlib("bytes") {
     "either",
     "iovec",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: use rand v0.6.5 instead.
 # rust_rlib("c2_chacha") {
+#   cap_lints = "allow"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/c2-chacha-0.2.2/src/lib.rs"
 #   features = [
 #     "lazy_static",
@@ -132,22 +109,16 @@ rust_rlib("bytes") {
 #     "lazy_static",
 #     "ppv_lite86",
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 rust_rlib("cfg_if") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/cfg-if-0.1.9/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("clap") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/lib.rs"
   features = [
@@ -167,10 +138,6 @@ rust_rlib("clap") {
     "unicode_width",
     "vec_map",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Override: use ansi_term v0.12.0 instead of v0.11.0.
   if (is_posix) {
@@ -187,19 +154,17 @@ rust_rlib("clap") {
 }
 
 rust_rlib("crossbeam_deque") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/crossbeam-deque-0.7.1/src/lib.rs"
   extern_rlib = [
     "crossbeam_epoch",
     "crossbeam_utils",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("crossbeam_epoch") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.7.2/src/lib.rs"
   features = [
@@ -216,23 +181,17 @@ rust_rlib("crossbeam_epoch") {
     "memoffset",
     "scopeguard",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("crossbeam_queue") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/crossbeam-queue-0.1.2/src/lib.rs"
   extern_rlib = [ "crossbeam_utils" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("crossbeam_utils") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/crossbeam-utils-0.6.6/src/lib.rs"
   features = [
@@ -244,42 +203,29 @@ rust_rlib("crossbeam_utils") {
     "cfg_if",
     "lazy_static",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("ct_logs") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ct-logs-0.5.1/src/lib.rs"
   extern_rlib = [ "sct" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("dirs") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/dirs-2.0.2/src/lib.rs"
   extern_rlib = [
     "cfg_if",
     "dirs_sys",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("dirs_sys") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/dirs-sys-0.3.4/src/lib.rs"
   extern_rlib = [ "cfg_if" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib += [ "libc" ]
   }
@@ -289,39 +235,31 @@ rust_rlib("dirs_sys") {
 }
 
 rust_rlib("either") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/either-1.5.2/src/lib.rs"
   features = [
     "default",
     "use_std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("flatbuffers") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/flatbuffers-0.6.0/src/lib.rs"
   extern_rlib = [ "smallvec" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("fnv") {
+  cap_lints = "allow"
   edition = "2015"
   source_root =
       "$cargo_home/registry/src/github.com-1ecc6299db9ec823/fnv-1.0.6/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("futures") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/lib.rs"
   features = [
@@ -329,13 +267,10 @@ rust_rlib("futures") {
     "use_std",
     "with-deprecated",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("futures_cpupool") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/futures-cpupool-0.1.8/src/lib.rs"
   features = [
@@ -347,21 +282,14 @@ rust_rlib("futures_cpupool") {
     "futures",
     "num_cpus",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: use rand v0.6.5 instead.
 # rust_rlib("getrandom") {
+#   cap_lints = "allow"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/getrandom-0.1.7/src/lib.rs"
 #   features = [ "std" ]
 #   extern_rlib = [ "cfg_if" ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 #   if (is_posix) {
 #     extern_rlib += [ "libc" ]
 #   }
@@ -373,6 +301,7 @@ rust_rlib("futures_cpupool") {
 # }
 
 rust_rlib("h2") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/h2-0.1.26/src/lib.rs"
   extern_rlib = [
@@ -387,13 +316,10 @@ rust_rlib("h2") {
     "string",
     "tokio_io",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("http") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/http-0.1.18/src/lib.rs"
   extern_rlib = [
@@ -401,13 +327,10 @@ rust_rlib("http") {
     "fnv",
     "itoa",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("http_body") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/http-body-0.1.0/src/lib.rs"
   extern_rlib = [
@@ -416,23 +339,16 @@ rust_rlib("http_body") {
     "http",
     "tokio_buf",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("httparse") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/httparse-1.3.4/src/lib.rs"
   features = [
     "default",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -442,6 +358,7 @@ rust_rlib("httparse") {
 }
 
 rust_rlib("hyper") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/hyper-0.12.33/src/lib.rs"
   features = [
@@ -480,10 +397,6 @@ rust_rlib("hyper") {
     "tokio_timer",
     "want",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -493,6 +406,7 @@ rust_rlib("hyper") {
 }
 
 rust_rlib("hyper_rustls") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/hyper-rustls-0.16.1/src/lib.rs"
   features = [
@@ -513,13 +427,10 @@ rust_rlib("hyper_rustls") {
     "webpki",
     "webpki_roots",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("idna") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/idna-0.2.0/src/lib.rs"
   extern_rlib = [
@@ -527,37 +438,24 @@ rust_rlib("idna") {
     "unicode_bidi",
     "unicode_normalization",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("indexmap") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/indexmap-1.0.2/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("integer_atomics") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/integer-atomics-1.0.2/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("iovec") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/iovec-0.1.2/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib = [ "libc" ]
   }
@@ -574,38 +472,29 @@ rust_rlib("iovec") {
 }
 
 rust_rlib("itoa") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/itoa-0.4.4/src/lib.rs"
   features = [
     "default",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("lazy_static") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.3.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("libc") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/libc-0.2.60/src/lib.rs"
   features = [
     "default",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -619,6 +508,7 @@ rust_rlib("libc") {
 }
 
 rust_rlib("lock_api") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.1.5/src/lib.rs"
   extern_rlib = [
@@ -627,10 +517,6 @@ rust_rlib("lock_api") {
     ## Override: avoid dependency on on 'owning_ref'.
     # "owning_ref",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   ## Override: avoid dependency on on 'owning_ref'.
   # features = [ "owning_ref" ]
@@ -647,38 +533,29 @@ rust_rlib("lock_api") {
 }
 
 rust_rlib("log") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/log-0.4.8/src/lib.rs"
   extern_rlib = [ "cfg_if" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "atomic_cas" ]
 }
 
 rust_rlib("matches") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/matches-0.1.8/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("memchr") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/memchr-2.2.1/src/lib.rs"
   features = [
     "default",
     "use_std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -690,18 +567,16 @@ rust_rlib("memchr") {
 }
 
 rust_rlib("memoffset") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/memoffset-0.5.1/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "memoffset_maybe_uninit" ]
 }
 
 rust_rlib("mio") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/mio-0.6.19/src/lib.rs"
   features = [
@@ -714,10 +589,6 @@ rust_rlib("mio") {
     "net2",
     "slab",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib += [ "libc" ]
   }
@@ -741,6 +612,7 @@ rust_rlib("mio") {
 }
 
 rust_rlib("net2") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/net2-0.2.33/src/lib.rs"
   features = [
@@ -748,10 +620,6 @@ rust_rlib("net2") {
     "duration",
   ]
   extern_rlib = [ "cfg_if" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib += [ "libc" ]
   }
@@ -761,36 +629,28 @@ rust_rlib("net2") {
 }
 
 rust_rlib("nodrop") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/nodrop-0.1.13/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("num_cpus") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/num_cpus-1.10.1/src/lib.rs"
   extern_rlib = [ "libc" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: avoid dependency on on 'owning_ref'.
 # rust_rlib("owning_ref") {
+#   cap_lints = "allow"
 #   edition = "2015"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/owning_ref-0.4.0/src/lib.rs"
 #   extern_rlib = [ "stable_deref_trait" ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 rust_rlib("parking_lot") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/parking_lot-0.7.1/src/lib.rs"
   features = [
@@ -804,23 +664,16 @@ rust_rlib("parking_lot") {
     "lock_api",
     "parking_lot_core",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("parking_lot_core") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/parking_lot_core-0.4.0/src/lib.rs"
   extern_rlib = [
     "rand",
     "smallvec",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "has_localkey_try_with" ]
@@ -833,29 +686,24 @@ rust_rlib("parking_lot_core") {
 }
 
 rust_rlib("percent_encoding") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/percent-encoding-2.0.0/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: use rand v0.6.5 instead.
 # rust_rlib("ppv_lite86") {
+#   cap_lints = "allow"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ppv-lite86-0.2.5/src/lib.rs"
 #   features = [
 #     "default",
 #     "simd",
 #     "std",
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 rust_rlib("proc_macro2") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.4.30/src/lib.rs"
   features = [
@@ -863,10 +711,6 @@ rust_rlib("proc_macro2") {
     "proc-macro",
   ]
   extern_rlib = [ "unicode_xid" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -877,6 +721,7 @@ rust_rlib("proc_macro2") {
 }
 
 rust_rlib("quote") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/quote-0.6.13/src/lib.rs"
   features = [
@@ -885,13 +730,10 @@ rust_rlib("quote") {
     "proc-macro2",
   ]
   extern_rlib = [ "proc_macro2" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("rand") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand-0.6.5/src/lib.rs"
   features = [
@@ -924,10 +766,6 @@ rust_rlib("rand") {
       crate_version = "0.4.0"
     },
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -945,6 +783,7 @@ rust_rlib("rand") {
 
 ## Override: use rand v0.6.5 instead.
 # rust_rlib("rand_chacha") {
+#   cap_lints = "allow"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_chacha-0.2.1/src/lib.rs"
 #   features = [
 #     "c2-chacha",
@@ -956,14 +795,11 @@ rust_rlib("rand") {
 #     "c2_chacha",
 #     "rand_core",
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 ## Override: use rand v0.6.5 instead.
 # rust_rlib("rand_core") {
+#   cap_lints = "allow"
 #   edition = "2015"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.5.0/src/lib.rs"
 #   features = [
@@ -972,19 +808,12 @@ rust_rlib("rand") {
 #     "std",
 #   ]
 #   extern_rlib = [ "getrandom" ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 rust_rlib("rand_hc") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_hc-0.1.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Override: use rand_core v0.4.0 instead of v0.3.1.
   extern = [
@@ -1004,12 +833,9 @@ rust_rlib("rand_hc") {
 }
 
 rust_rlib("rand_isaac") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_isaac-0.1.1/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Override: use rand_core v0.4.0 instead of v0.3.1.
   extern = [
@@ -1029,6 +855,7 @@ rust_rlib("rand_isaac") {
 }
 
 rust_rlib("rand_jitter") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_jitter-0.1.4/src/lib.rs"
   features = [
@@ -1043,10 +870,6 @@ rust_rlib("rand_jitter") {
       crate_version = "0.4.0"
     },
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_mac) {
     extern_rlib = [ "libc" ]
   }
@@ -1056,6 +879,7 @@ rust_rlib("rand_jitter") {
 }
 
 rust_rlib("rand_os") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_os-0.1.3/src/lib.rs"
   extern = [
@@ -1066,10 +890,6 @@ rust_rlib("rand_os") {
       crate_version = "0.4.0"
     },
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib = [ "libc" ]
   }
@@ -1084,6 +904,7 @@ rust_rlib("rand_os") {
 }
 
 rust_rlib("rand_pcg") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_pcg-0.1.2/src/lib.rs"
   extern = [
@@ -1094,22 +915,15 @@ rust_rlib("rand_pcg") {
       crate_version = "0.4.0"
     },
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "rustc_1_26" ]
 }
 
 rust_rlib("rand_xorshift") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_xorshift-0.1.1/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Override: use rand_core v0.4.0 instead of v0.3.1.
   extern = [
@@ -1129,6 +943,7 @@ rust_rlib("rand_xorshift") {
 }
 
 rust_rlib("regex") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/regex-1.2.0/src/lib.rs"
   features = [
@@ -1142,35 +957,26 @@ rust_rlib("regex") {
     "thread_local",
     "utf8_ranges",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("regex_syntax") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.10/src/lib.rs"
   extern_rlib = [ "ucd_util" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("remove_dir_all") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/remove_dir_all-0.5.2/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_win) {
     extern_rlib = [ "winapi" ]
   }
 }
 
 rust_rlib("ring") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ring-0.14.6/src/lib.rs"
   features = [
     "default",
@@ -1187,10 +993,6 @@ rust_rlib("ring") {
     "spin",
     "untrusted",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_linux) {
     extern_rlib += [ "lazy_static" ]
   }
@@ -1287,6 +1089,7 @@ static_library("ring-core") {
 # }
 
 rust_rlib("rustls") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rustls-0.15.2/src/lib.rs"
   features = [
     "default",
@@ -1301,13 +1104,10 @@ rust_rlib("rustls") {
     "untrusted",
     "webpki",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("rustyline") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rustyline-5.0.1/src/lib.rs"
   features = [
     "default",
@@ -1322,10 +1122,6 @@ rust_rlib("rustyline") {
     "unicode_segmentation",
     "unicode_width",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib += [
       "nix",
@@ -1338,12 +1134,9 @@ rust_rlib("rustyline") {
 }
 
 rust_rlib("ryu") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ryu-1.0.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -1353,37 +1146,28 @@ rust_rlib("ryu") {
 }
 
 rust_rlib("scopeguard") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/scopeguard-1.0.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("sct") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/sct-0.5.0/src/lib.rs"
   extern_rlib = [
     "ring",
     "untrusted",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("serde") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.98/src/lib.rs"
   features = [
     "default",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -1403,6 +1187,7 @@ rust_rlib("serde") {
 }
 
 rust_proc_macro("serde_derive") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.98/src/lib.rs"
   features = [ "default" ]
@@ -1411,13 +1196,10 @@ rust_proc_macro("serde_derive") {
     "quote",
     "syn",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("serde_json") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.40/src/lib.rs"
   features = [
@@ -1431,35 +1213,26 @@ rust_rlib("serde_json") {
     "ryu",
     "serde",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("slab") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/slab-0.4.2/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("smallvec") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/smallvec-0.6.10/lib.rs"
   features = [
     "default",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("source_map_mappings") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/source-map-mappings-0.5.0/src/lib.rs"
   extern_rlib = [
@@ -1468,10 +1241,6 @@ rust_rlib("source_map_mappings") {
     # Override: use rand v0.6.5 instead of v0.4.6.
     "rand",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   ## Override: use rand v0.6.5 instead of v0.4.6.
   # extern = [
@@ -1485,29 +1254,24 @@ rust_rlib("source_map_mappings") {
 }
 
 rust_rlib("spin") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/spin-0.5.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: avoid dependency on on 'owning_ref'.
 # rust_rlib("stable_deref_trait") {
+#   cap_lints = "allow"
 #   edition = "2015"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/stable_deref_trait-1.1.1/src/lib.rs"
 #   features = [
 #     "default",
 #     "std",
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 rust_rlib("string") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/string-0.2.1/src/lib.rs"
   features = [
@@ -1515,22 +1279,16 @@ rust_rlib("string") {
     "default",
   ]
   extern_rlib = [ "bytes" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("strsim") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/strsim-0.8.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("syn") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.42/src/lib.rs"
   features = [
@@ -1550,10 +1308,6 @@ rust_rlib("syn") {
     "quote",
     "unicode_xid",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [
@@ -1566,6 +1320,7 @@ rust_rlib("syn") {
 }
 
 rust_rlib("tempfile") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tempfile-3.1.0/src/lib.rs"
   extern_rlib = [
     "cfg_if",
@@ -1574,10 +1329,6 @@ rust_rlib("tempfile") {
     # Override: use rand v0.6.5 instead of v0.7.0.
     "rand",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   ## Override: use rand v0.6.5 instead of v0.7.0.
   # extern = [
@@ -1597,51 +1348,40 @@ rust_rlib("tempfile") {
 }
 
 rust_rlib("termcolor") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/termcolor-1.0.5/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_win) {
     extern_rlib = [ "wincolor" ]
   }
 }
 
 rust_rlib("textwrap") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/textwrap-0.11.0/src/lib.rs"
   extern_rlib = [ "unicode_width" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("thread_local") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/thread_local-0.3.6/src/lib.rs"
   extern_rlib = [ "lazy_static" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("time") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/time-0.1.42/src/lib.rs"
   extern_rlib = [ "libc" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_win) {
     extern_rlib += [ "winapi" ]
   }
 }
 
 rust_rlib("tokio") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-0.1.22/src/lib.rs"
   features = [
@@ -1689,16 +1429,13 @@ rust_rlib("tokio") {
     "tokio_timer",
     "tokio_udp",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib += [ "tokio_uds" ]
   }
 }
 
 rust_rlib("tokio_buf") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-buf-0.1.1/src/lib.rs"
   features = [
@@ -1712,13 +1449,10 @@ rust_rlib("tokio_buf") {
     "either",
     "futures",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_codec") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-codec-0.1.1/src/lib.rs"
   extern_rlib = [
@@ -1726,39 +1460,30 @@ rust_rlib("tokio_codec") {
     "futures",
     "tokio_io",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_current_thread") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-current-thread-0.1.6/src/lib.rs"
   extern_rlib = [
     "futures",
     "tokio_executor",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_executor") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-executor-0.1.8/src/lib.rs"
   extern_rlib = [
     "crossbeam_utils",
     "futures",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_fs") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-fs-0.1.6/src/lib.rs"
   extern_rlib = [
@@ -1766,13 +1491,10 @@ rust_rlib("tokio_fs") {
     "tokio_io",
     "tokio_threadpool",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_io") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-io-0.1.12/src/lib.rs"
   extern_rlib = [
@@ -1780,13 +1502,10 @@ rust_rlib("tokio_io") {
     "futures",
     "log",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_process") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-process-0.2.4/src/lib.rs"
   extern_rlib = [
@@ -1794,10 +1513,6 @@ rust_rlib("tokio_process") {
     "tokio_io",
     "tokio_reactor",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_posix) {
     extern_rlib += [
       "crossbeam_queue",
@@ -1817,6 +1532,7 @@ rust_rlib("tokio_process") {
 }
 
 rust_rlib("tokio_reactor") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-reactor-0.1.9/src/lib.rs"
   extern_rlib = [
@@ -1832,13 +1548,10 @@ rust_rlib("tokio_reactor") {
     "tokio_io",
     "tokio_sync",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_rustls") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-rustls-0.9.3/src/lib.rs"
   features = [
@@ -1853,26 +1566,20 @@ rust_rlib("tokio_rustls") {
     "tokio_io",
     "webpki",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_sync") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-sync-0.1.6/src/lib.rs"
   extern_rlib = [
     "fnv",
     "futures",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_tcp") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-tcp-0.1.3/src/lib.rs"
   extern_rlib = [
@@ -1883,13 +1590,10 @@ rust_rlib("tokio_tcp") {
     "tokio_io",
     "tokio_reactor",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_threadpool") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-threadpool-0.1.15/src/lib.rs"
   extern_rlib = [
@@ -1903,13 +1607,10 @@ rust_rlib("tokio_threadpool") {
     "slab",
     "tokio_executor",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_timer") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-timer-0.2.11/src/lib.rs"
   extern_rlib = [
@@ -1918,13 +1619,10 @@ rust_rlib("tokio_timer") {
     "slab",
     "tokio_executor",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("tokio_udp") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-udp-0.1.3/src/lib.rs"
   extern_rlib = [
@@ -1936,90 +1634,63 @@ rust_rlib("tokio_udp") {
     "tokio_io",
     "tokio_reactor",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("try_lock") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/try-lock-0.2.2/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("ucd_util") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ucd-util-0.1.5/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("unicode_bidi") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/unicode-bidi-0.3.4/src/lib.rs"
   features = [ "default" ]
   extern_rlib = [ "matches" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("unicode_normalization") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/unicode-normalization-0.1.8/src/lib.rs"
   extern_rlib = [ "smallvec" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("unicode_segmentation") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/unicode-segmentation-1.3.0/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("unicode_width") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/unicode-width-0.1.5/src/lib.rs"
   features = [ "default" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("unicode_xid") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/unicode-xid-0.1.0/src/lib.rs"
   features = [ "default" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("untrusted") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/untrusted-0.6.2/src/untrusted.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("url") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/url-2.0.0/src/lib.rs"
   extern_rlib = [
@@ -2027,29 +1698,19 @@ rust_rlib("url") {
     "matches",
     "percent_encoding",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("utf8_ranges") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/utf8-ranges-1.0.3/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("utime") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/utime-0.2.1/src/lib.rs"
   extern_rlib = [ "libc" ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
   if (is_win) {
     extern_rlib += [ "kernel32" ]
     extern = [
@@ -2079,24 +1740,19 @@ rust_rlib("utime") {
 }
 
 rust_rlib("vec_map") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/vec_map-0.8.1/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("vlq") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/vlq-0.5.1/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("want") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/want-0.2.0/src/lib.rs"
   extern_rlib = [
@@ -2104,13 +1760,10 @@ rust_rlib("want") {
     "log",
     "try_lock",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("webpki") {
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/webpki-0.19.1/src/webpki.rs"
   features = [
@@ -2122,28 +1775,22 @@ rust_rlib("webpki") {
     "ring",
     "untrusted",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 rust_rlib("webpki_roots") {
+  cap_lints = "allow"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/webpki-roots-0.16.0/src/lib.rs"
   extern_rlib = [
     "untrusted",
     "webpki",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: use rand v0.6.5 instead.
 # rust_rlib("rand-0.4.6") {
 #   crate_name = "rand"
 #   crate_version = "0.4.6"
+#   cap_lints = "allow"
 #   edition = "2015"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand-0.4.6/src/lib.rs"
 #   features = [
@@ -2151,10 +1798,6 @@ rust_rlib("webpki_roots") {
 #     "libc",
 #     "std",
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 #   if (is_posix) {
 #     extern_rlib = [ "libc" ]
 #   }
@@ -2172,6 +1815,7 @@ rust_rlib("webpki_roots") {
 # rust_rlib("rand-0.7.0") {
 #   crate_name = "rand"
 #   crate_version = "0.7.0"
+#   cap_lints = "allow"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand-0.7.0/src/lib.rs"
 #   features = [
 #     "alloc",
@@ -2193,10 +1837,6 @@ rust_rlib("webpki_roots") {
 #       crate_alias = "getrandom_package"
 #     },
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 #   if (is_posix) {
 #     extern_rlib += [ "libc" ]
 #   }
@@ -2205,12 +1845,9 @@ rust_rlib("webpki_roots") {
 rust_rlib("rand_chacha-0.1.1") {
   crate_name = "rand_chacha"
   crate_version = "0.1.1"
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_chacha-0.1.1/src/lib.rs"
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 
   # Added by custom-build script.
   cfg = [ "rustc_1_26" ]
@@ -2236,6 +1873,7 @@ rust_rlib("rand_chacha-0.1.1") {
 # rust_rlib("rand_core-0.3.1") {
 #   crate_name = "rand_core"
 #   crate_version = "0.3.1"
+#   cap_lints = "allow"
 #   edition = "2015"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.3.1/src/lib.rs"
 #   extern = [
@@ -2246,50 +1884,38 @@ rust_rlib("rand_chacha-0.1.1") {
 #       crate_version = "0.4.0"
 #     },
 #   ]
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 rust_rlib("rand_core-0.4.0") {
   crate_name = "rand_core"
   crate_version = "0.4.0"
+  cap_lints = "allow"
   edition = "2015"
   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.4.0/src/lib.rs"
   features = [
     "alloc",
     "std",
   ]
-  args = [
-    "--cap-lints",
-    "allow",
-  ]
 }
 
 ## Override: use scopeguard v1.0.0 instead.
 # rust_rlib("scopeguard-0.3.3") {
 #   crate_name = "scopeguard"
 #   crate_version = "0.3.3"
+#   cap_lints = "allow"
 #   edition = "2015"
 #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/scopeguard-0.3.3/src/lib.rs"
-#   args = [
-#     "--cap-lints",
-#     "allow",
-#   ]
 # }
 
 if (is_posix) {
   rust_rlib("arc_swap") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/arc-swap-0.3.11/src/lib.rs"
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("mio_uds") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/mio-uds-0.6.7/src/lib.rs"
     extern_rlib = [
@@ -2297,13 +1923,10 @@ if (is_posix) {
       "libc",
       "mio",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("nix") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.1/src/lib.rs"
     extern_rlib = [
@@ -2312,39 +1935,30 @@ if (is_posix) {
       "libc",
       "void",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("signal_hook") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/signal-hook-0.1.10/src/lib.rs"
     extern_rlib = [
       "libc",
       "signal_hook_registry",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("signal_hook_registry") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/signal-hook-registry-1.1.0/src/lib.rs"
     extern_rlib = [
       "arc_swap",
       "libc",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("tokio_signal") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-signal-0.2.7/src/lib.rs"
     extern_rlib = [
@@ -2357,13 +1971,10 @@ if (is_posix) {
       "tokio_io",
       "tokio_reactor",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("tokio_uds") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/tokio-uds-0.2.5/src/lib.rs"
     extern_rlib = [
@@ -2378,62 +1989,47 @@ if (is_posix) {
       "tokio_io",
       "tokio_reactor",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("utf8parse") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/utf8parse-0.1.1/src/lib.rs"
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("void") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/void-1.0.2/src/lib.rs"
     features = [
       "default",
       "std",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   ## Override: use ansi_term v0.12.0 instead.
   # rust_rlib("ansi_term-0.11.0") {
   #   crate_name = "ansi_term"
   #   crate_version = "0.11.0"
+  #   cap_lints = "allow"
   #   edition = "2015"
   #   source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ansi_term-0.11.0/src/lib.rs"
-  #   args = [
-  #     "--cap-lints",
-  #     "allow",
-  #   ]
   # }
 }
 
 if (is_win) {
   rust_rlib("fwdansi") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/fwdansi-1.0.1/src/lib.rs"
     extern_rlib = [
       "memchr",
       "termcolor",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("kernel32") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/kernel32-sys-0.2.2/src/lib.rs"
     extern = [
@@ -2444,16 +2040,13 @@ if (is_win) {
         crate_version = "0.2.8"
       },
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
 
     # Added by custom-build script.
     libs = [ "kernel32.lib" ]
   }
 
   rust_rlib("mio_named_pipes") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/mio-named-pipes-0.1.6/src/lib.rs"
     extern_rlib = [
@@ -2462,35 +2055,26 @@ if (is_win) {
       "miow",
       "winapi",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("miow") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/miow-0.3.3/src/lib.rs"
     extern_rlib = [
       "socket2",
       "winapi",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("socket2") {
+    cap_lints = "allow"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/socket2-0.3.10/src/lib.rs"
     extern_rlib = [ "winapi" ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("winapi") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/winapi-0.3.7/src/lib.rs"
     features = [
@@ -2562,10 +2146,6 @@ if (is_win) {
       "winreg",
       "wtypes",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
 
     # Added by custom-build script.
     libs = [
@@ -2589,29 +2169,24 @@ if (is_win) {
   }
 
   rust_rlib("winapi_util") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/winapi-util-0.1.2/src/lib.rs"
     extern_rlib = [ "winapi" ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("wincolor") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/wincolor-1.0.1/src/lib.rs"
     extern_rlib = [
       "winapi",
       "winapi_util",
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("ws2_32") {
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/ws2_32-sys-0.2.1/src/lib.rs"
     extern = [
@@ -2622,10 +2197,6 @@ if (is_win) {
         crate_version = "0.2.8"
       },
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
 
     # Added by custom-build script.
     libs = [ "ws2_32.lib" ]
@@ -2634,6 +2205,7 @@ if (is_win) {
   rust_rlib("miow-0.2.1") {
     crate_name = "miow"
     crate_version = "0.2.1"
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/miow-0.2.1/src/lib.rs"
     extern_rlib = [
@@ -2649,20 +2221,13 @@ if (is_win) {
         crate_version = "0.2.8"
       },
     ]
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 
   rust_rlib("winapi-0.2.8") {
     crate_name = "winapi"
     crate_version = "0.2.8"
+    cap_lints = "allow"
     edition = "2015"
     source_root = "$cargo_home/registry/src/github.com-1ecc6299db9ec823/winapi-0.2.8/src/lib.rs"
-    args = [
-      "--cap-lints",
-      "allow",
-    ]
   }
 }
diff --git a/build_extra/rust/rust.gni b/build_extra/rust/rust.gni
index 7f67d2068f..2af3b2b127 100644
--- a/build_extra/rust/rust.gni
+++ b/build_extra/rust/rust.gni
@@ -56,6 +56,7 @@ template("_rust_crate") {
 
   forward_variables_from(invoker,
                          [
+                           "cap_lints",
                            "cfg",
                            "crate_name",
                            "crate_type",
@@ -280,6 +281,12 @@ template("_rust_crate") {
     if (rust_treat_warnings_as_errors) {
       args += [ "-Dwarnings" ]
     }
+    if (defined(cap_lints)) {
+      args += [
+        "--cap-lints",
+        cap_lints,
+      ]
+    }
     if (defined(invoker.args)) {
       args += invoker.args
     }