Schedule idle handler based on CPU usage.

chrome/renderer/chrome_content_renderer_client.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/renderer/chrome_content_renderer_client.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 572 matching lines @@
           template_html, &error_strings, "t");
     }
   }
 
   if (error_description) {
     if (!extension && !is_repost)
       *error_description = LocalizedError::GetErrorDetails(error);
   }
 }
 
-bool ChromeContentRendererClient::RunIdleHandlerWhenWidgetsHidden() {
-  return !extension_dispatcher_->is_extension_process();
-}
-
 bool ChromeContentRendererClient::AllowPopup(const GURL& creator) {
   ChromeV8Context* current_context =
       extension_dispatcher_->v8_context_set().GetCurrent();
   return current_context && !current_context->extension_id().empty();
 }
 
 bool ChromeContentRendererClient::ShouldFork(WebFrame* frame,
                                              const GURL& url,
                                              bool is_content_initiated,
                                              bool is_initial_navigation,
@@ skipping 197 matching lines @@
 bool ChromeContentRendererClient::IsOtherExtensionWithWebRequestInstalled() {
   return extension_dispatcher_->IsOtherExtensionWithWebRequestInstalled();
 }
 
 void ChromeContentRendererClient::RegisterPPAPIInterfaceFactories(
     webkit::ppapi::PpapiInterfaceFactoryManager* factory_manager) {
   factory_manager->RegisterFactory(ChromePPAPIInterfaceFactory);
 }
 
 }  // namespace chrome