Implement empty WorkerInternals interface.

content/shell/renderer/shell_content_renderer_client.cc

 // Copyright (c) 2012 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.
 
 #include "content/shell/renderer/shell_content_renderer_client.h"
 
 #include "base/command_line.h"
 #include "components/web_cache/renderer/web_cache_impl.h"
+#include "content/shell/common/shell_switches.h"
 #include "content/shell/renderer/shell_render_view_observer.h"
+#include "third_party/WebKit/public/web/WebTestingSupport.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "v8/include/v8.h"
 
 #if defined(ENABLE_PLUGINS)
 #include "ppapi/shared_impl/ppapi_switches.h"
 #endif
 
 namespace content {
 
 ShellContentRendererClient::ShellContentRendererClient() {}
@@ skipping 21 matching lines @@
 
 bool ShellContentRendererClient::IsPluginAllowedToUseDevChannelAPIs() {
 #if defined(ENABLE_PLUGINS)
   return base::CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kEnablePepperTesting);
 #else
   return false;
 #endif
 }
 
+void ShellContentRendererClient::DidInitializeWorkerContextOnWorkerThread(
+    v8::Local<v8::Context> context) {
+  if (base::CommandLine::ForCurrentProcess()->HasSwitch(
+          switches::kExposeInternalsForTesting)) {
+    blink::WebTestingSupport::injectInternalsObject(context);
+  }
+}
+
 }  // namespace content