Refactor about:sync's events framework

chrome/browser/ui/webui/sync_internals_message_handler.cc

 // 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.
 
 #include "chrome/browser/ui/webui/sync_internals_message_handler.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 77 matching lines @@
   std::vector<const base::Value*> arg_list(args.Get().begin(),
                                            args.Get().end());
   web_ui()->CallJavascriptFunction(reply_handler, arg_list);
 }
 
 void SyncInternalsMessageHandler::HandleJsEvent(
     const std::string& name,
     const JsEventDetails& details) {
   DVLOG(1) << "Handling event: " << name
            << " with details " << details.ToString();
-  const std::string& event_handler = "chrome.sync." + name + ".fire";
-  std::vector<const base::Value*> arg_list(1, &details.Get());
-  web_ui()->CallJavascriptFunction(event_handler, arg_list);
+  web_ui()->CallJavascriptFunction("chrome.sync.dispatchEvent",
+                                   base::StringValue(name),
+                                   details.Get());
 }
 
 void SyncInternalsMessageHandler::RegisterJsControllerCallback(
     const std::string& name) {
   web_ui()->RegisterMessageCallback(
       name,
       base::Bind(&SyncInternalsMessageHandler::ForwardToJsController,
                  base::Unretained(this),
                  name));
 }
@@ skipping 13 matching lines @@
 }
 
 // Gets the ProfileSyncService of the underlying original profile.
 // May return NULL (e.g., if sync is disabled on the command line).
 ProfileSyncService* SyncInternalsMessageHandler::GetProfileSyncService() {
   Profile* profile = Profile::FromWebUI(web_ui());
   ProfileSyncServiceFactory* factory = ProfileSyncServiceFactory::GetInstance();
   return factory->GetForProfile(profile->GetOriginalProfile());
 }