[Bindings] Create and use V8 context snapshots

third_party/WebKit/public/BUILD.gn

 # 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.
 
 import("//build/buildflag_header.gni")
 import("//mojo/public/tools/bindings/mojom.gni")
 import("//third_party/WebKit/public/public_features.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//third_party/WebKit/Source/core/core.gni")
 import("//tools/grit/grit_rule.gni")
@@ skipping 427 matching lines @@
     "platform/modules/serviceworker/WebServiceWorkerSkipWaitingCallbacks.h",
     "platform/modules/serviceworker/WebServiceWorkerState.h",
     "platform/modules/serviceworker/WebServiceWorkerStreamHandle.h",
     "platform/modules/webmidi/WebMIDIAccessor.h",
     "platform/modules/webmidi/WebMIDIAccessorClient.h",
     "platform/scheduler/child/child_scheduler.h",
     "platform/scheduler/child/single_thread_idle_task_runner.h",
     "platform/scheduler/child/webthread_base.h",
     "platform/scheduler/renderer/render_widget_scheduling_state.h",
     "platform/scheduler/renderer/renderer_scheduler.h",
+    "web/SnapshotCreator.h",

[Yuki, 2017/05/12 15:20:11]

I'm not confident, but should this file be WebSnapshotCreator.h?

[peria, 2017/06/01 08:33:31]

Done.

     "web/WebAXEnums.h",
     "web/WebAXObject.h",
     "web/WebActiveWheelFlingParameters.h",
     "web/WebArrayBuffer.h",
     "web/WebArrayBufferConverter.h",
     "web/WebArrayBufferView.h",
     "web/WebAssociatedURLLoader.h",
     "web/WebAssociatedURLLoaderClient.h",
     "web/WebAssociatedURLLoaderOptions.h",
     "web/WebAutofillClient.h",
@@ skipping 353 matching lines @@
   sources = [
     "web/ConsoleMessageStructTraits.cpp",
     "web/ConsoleMessageStructTraits.h",
   ]
   deps = [
     ":blink_headers",
     ":mojo_bindings_shared__generator",
     "//mojo/public/cpp/bindings:struct_traits",
   ]
 }