gn snapshot template's target_name should be target

BUILD.gn

@@ -113,8 +113,8 @@ ts_sources = [
 
 group("deno_deps") {
   deps = [
-    ":create_snapshot_deno",
     ":msg_rs",
+    ":snapshot_deno",
     "libdeno:libdeno",
   ]
 }
@@ -210,7 +210,7 @@ rust_flatbuffer("msg_rs") {
 }
 
 # Generates $target_gen_dir/snapshot_deno.bin
-create_snapshot("deno") {
+snapshot("snapshot_deno") {
   js = "$target_gen_dir/bundle/main.js"
   source_map = "$target_gen_dir/bundle/main.js.map"
   deps = [

libdeno/BUILD.gn

@@ -83,20 +83,20 @@ v8_executable("test_cc") {
     "test.cc",
   ]
   deps = [
-    ":create_snapshot_libdeno_test",
     ":libdeno",
+    ":snapshot_test",
     "//testing/gtest:gtest",
   ]
   data = [
-    "$target_gen_dir/snapshot_libdeno_test.bin",
+    "$target_gen_dir/snapshot_test.bin",
   ]
   snapshot_path = rebase_path(data[0], root_build_dir)
   defines = [ "SNAPSHOT_PATH=\"$snapshot_path\"" ]
   configs = [ ":deno_config" ]
 }
 
-# Generates $target_gen_dir/snapshot_libdeno_test.bin
-create_snapshot("libdeno_test") {
+# Generates $target_gen_dir/snapshot_test.bin
+snapshot("snapshot_test") {
   testonly = true
   js = "libdeno_test.js"
 }

libdeno/deno.gni

@@ -14,18 +14,8 @@ template("run_node") {
 }
 
 # Template to generate different V8 snapshots based on different runtime flags.
-# Can be invoked with run_mksnapshot(<name>). The target will resolve to
-# run_mksnapshot_<name>. If <name> is "default", no file suffixes will be used.
-# Otherwise files are suffixed, e.g. embedded_<name>.cc and
-# snapshot_blob_<name>.bin.
-#
-# The template exposes the variables:
-#   args: additional flags for mksnapshots
-#   embedded_suffix: a camel case suffix for method names in the embedded
-#       snapshot.
-template("create_snapshot") {
-  name = target_name
-  compiled_action("create_snapshot_" + name) {
+template("snapshot") {
+  compiled_action(target_name) {
     forward_variables_from(invoker,
                            [
                              "testonly",
@@ -33,10 +23,13 @@ template("create_snapshot") {
                            ])
     tool = "//libdeno:snapshot_creator"
     visibility = [ ":*" ]  # Only targets in this file can depend on this.
-    snapshot_out_bin = "$target_gen_dir/snapshot_$name.bin"
+    snapshot_out_bin = "$target_gen_dir/$target_name.bin"
     inputs = [
       invoker.js,
     ]
+
+    # TODO(ry) source_map should not be involved at this layer. Remove the
+    # following.
     if (defined(invoker.source_map)) {
       inputs += [ invoker.source_map ]
     }