Fix pyauto flakiness by waiting for notification that the renderer process'

chrome/browser/automation/testing_automation_provider.h

 // Copyright (c) 2010 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.
 
 #ifndef CHROME_BROWSER_AUTOMATION_TESTING_AUTOMATION_PROVIDER_H_
 #define CHROME_BROWSER_AUTOMATION_TESTING_AUTOMATION_PROVIDER_H_
 #pragma once
 
 #include "base/basictypes.h"
 #include "base/scoped_ptr.h"
@@ skipping 726 matching lines @@
                                     DictionaryValue* args,
                                     IPC::Message* reply_message);
 
   // Restores all thumbnails that have been removed (i.e., blacklisted) from the
   // NTP's Most Visited sites section.
   // Uses the JSON interface for input/output.
   void RestoreAllNTPMostVisitedThumbnails(Browser* browser,
                                           DictionaryValue* args,
                                           IPC::Message* reply_message);
 
+  // Kills the given renderer process and returns after the associated
+  // RenderProcessHost receives notification of its closing.
+  void KillRendererProcess(Browser* browser,
+                           DictionaryValue* args,
+                           IPC::Message* reply_message);
+
   void WaitForTabCountToBecome(int browser_handle,
                                int target_tab_count,
                                IPC::Message* reply_message);
 
   void WaitForInfoBarCount(int tab_handle,
                            int target_count,
                            IPC::Message* reply_message);
 
   // Gets the current used encoding name of the page in the specified tab.
   void GetPageCurrentEncoding(int tab_handle, std::string* current_encoding);
@@ skipping 44 matching lines @@
   // Used to import settings from browser profiles.
   scoped_refptr<ImporterHost> importer_host_;
 
   // The stored data for the ImportSettings operation.
   ImportSettingsData import_settings_data_;
 
   DISALLOW_COPY_AND_ASSIGN(TestingAutomationProvider);
 };
 
 #endif  // CHROME_BROWSER_AUTOMATION_TESTING_AUTOMATION_PROVIDER_H_