Switch ChromeOS and ChromeCast to use external V8 snapshot files.

chromecast/chromecast.gyp

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'variables': {
     'android_support_v13_target%':
         '../third_party/android_tools/android_tools.gyp:android_support_v13_javalib',
     'cast_build_release': 'internal/build/cast_build_release',
     'chromium_code': 1,
@@ skipping 348 matching lines @@
 
   # Targets for Android receiver.
   'conditions': [
     ['OS=="android"', {
       'targets': [
         {
           'target_name': 'cast_shell_icudata',
           'type': 'none',
           'dependencies': [
             '../third_party/icu/icu.gyp:icudata',
+            '../v8/tools/gyp/v8.gyp:v8_external_snapshot',
           ],
           'copies': [{
             'destination': '<(PRODUCT_DIR)/assets',
-            'files': ['<(PRODUCT_DIR)/icudtl.dat'],
+            'files': [
+              '<(PRODUCT_DIR)/icudtl.dat',
+              '<(PRODUCT_DIR)/natives_blob.bin',
+              '<(PRODUCT_DIR)/snapshot_blob.bin',
+            ],
           }],
         },
         {
           'target_name': 'libcast_shell_android',
           'type': 'shared_library',
           'dependencies': [
             'cast_jni_headers',
             'cast_shell_common',
             'cast_shell_icudata',
             'cast_shell_pak',
@@ skipping 193 matching lines @@
           # TODO(dougsteed): remove when Chromecast moves to boringssl.
           # Allow the cast shell to find the NSS module in the same directory.
           'ldflags': [
             '-Wl,-rpath=\$$ORIGIN'
           ],
         },
       ],  # end of targets
     }],
   ],  # end of conditions
 }