[v8 gc] Introduce a base class for all objects that can have pending activity

third_party/WebKit/Source/bindings/core/v8/v8.gypi

 # 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.
 
 {
     'includes': [
         'custom/custom.gypi',
         '../../modules/v8/generated.gypi',
     ],
     'variables': {
         'bindings_core_v8_dir': '.',
         'bindings_core_v8_files': [
             '<@(bindings_core_v8_custom_files)',
             'ActiveDOMCallback.cpp',
             'ActiveDOMCallback.h',
+            'ActiveScriptWrappable.cpp',
+            'ActiveScriptWrappable.h',
             'ArrayValue.cpp',
             'ArrayValue.h',
             'BindingSecurity.cpp',
             'BindingSecurity.h',
             'CallbackPromiseAdapter.h',
             'CustomElementBinding.cpp',
             'CustomElementBinding.h',
             'CustomElementConstructorBuilder.cpp',
             'CustomElementConstructorBuilder.h',
             'DOMDataStore.h',
@@ skipping 165 matching lines @@
             'ScriptStreamerTest.cpp',
             'SerializedScriptValueTest.cpp',
             'ToV8Test.cpp',
             'V8BindingForTesting.cpp',
             'V8BindingForTesting.h',
             'V8BindingTest.cpp',
             'V8ScriptRunnerTest.cpp',
         ],
     },
 }