Move extension messages to their own file and add a RenderViewObserver to start moving the extens...

chrome/browser/ui/webui/sync_internals_ui.cc

 // Copyright (c) 2011 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 "chrome/browser/ui/webui/sync_internals_ui.h"
 
 #include <string>
 
 #include "base/logging.h"
 #include "base/ref_counted.h"
 #include "base/task.h"
 #include "base/tracked_objects.h"
 #include "base/values.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/js_arg_list.h"
 #include "chrome/browser/sync/js_frontend.h"
 #include "chrome/browser/sync/profile_sync_service.h"
 #include "chrome/browser/sync/sync_ui_util.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/ui/webui/chrome_url_data_manager.h"
 #include "chrome/browser/ui/webui/sync_internals_html_source.h"
-#include "chrome/common/render_messages_params.h"
+#include "chrome/common/extensions/extension_messages.h"
 #include "content/browser/browser_thread.h"
 
 SyncInternalsUI::SyncInternalsUI(TabContents* contents)
     : WebUI(contents) {
   browser_sync::JsFrontend* backend = GetJsFrontend();
   if (backend) {
     backend->AddHandler(this);
   }
   // If this PostTask() call fails, it's most likely because this is
   // being run from a unit test.  The created objects will be cleaned
   // up, anyway.
   contents->profile()->GetChromeURLDataManager()->AddDataSource(
       new SyncInternalsHTMLSource());
 }
 
 SyncInternalsUI::~SyncInternalsUI() {
   browser_sync::JsFrontend* backend = GetJsFrontend();
   if (backend) {
     backend->RemoveHandler(this);
   }
 }
 
 void SyncInternalsUI::ProcessWebUIMessage(
-    const ViewHostMsg_DomMessage_Params& params) {
+    const ExtensionHostMsg_DomMessage_Params& params) {
   const std::string& name = params.name;
   browser_sync::JsArgList args(params.arguments);
   VLOG(1) << "Received message: " << name << " with args "
           << args.ToString();
   // We handle this case directly because it needs to work even if
   // the sync service doesn't exist.
   if (name == "getAboutInfo") {
     ListValue args;
     DictionaryValue* about_info = new DictionaryValue();
     args.Append(about_info);
@@ skipping 18 matching lines @@
   std::vector<const Value*> arg_list(args.Get().begin(), args.Get().end());
   CallJavascriptFunction(name, arg_list);
 }
 
 browser_sync::JsFrontend* SyncInternalsUI::GetJsFrontend() {
   // If this returns NULL that means that sync is disabled for
   // whatever reason.
   ProfileSyncService* sync_service = GetProfile()->GetProfileSyncService();
   return sync_service ? sync_service->GetJsFrontend() : NULL;
 }