[Contextual Search] Add Mojo-enabled API component.

content/renderer/web_ui_extension.cc

 // Copyright 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/renderer/web_ui_extension.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/values.h"
 #include "content/common/view_messages.h"
 #include "content/public/child/v8_value_converter.h"
 #include "content/public/common/bindings_policy.h"
 #include "content/public/common/url_constants.h"
+#include "content/public/renderer/chrome_object_extensions_utils.h"
 #include "content/public/renderer/render_thread.h"
 #include "content/public/renderer/render_view.h"
-#include "content/renderer/chrome_object_extensions_utils.h"
 #include "content/renderer/web_ui_extension_data.h"
 #include "gin/arguments.h"
 #include "gin/function_template.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebKit.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "url/gurl.h"
 #include "v8/include/v8.h"
 
@@ skipping 101 matching lines @@
 std::string WebUIExtension::GetVariableValue(const std::string& name) {
   blink::WebFrame* frame;
   RenderView* render_view;
   if (!ShouldRespondToRequest(&frame, &render_view))
     return std::string();
 
   return WebUIExtensionData::Get(render_view)->GetValue(name);
 }
 
 }  // namespace content