content: Move all listeners of NOTIFICATION_RENDER_VIEW_HOST_CREATED out of content.

chrome/browser/sessions/session_restore_browsertest.cc

 // Copyright (c) 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 "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/defaults.h"
@@ skipping 106 matching lines @@
   Browser* QuitBrowserAndRestore(Browser* browser, int expected_tab_count) {
     Profile* profile = browser->profile();
 
     // Close the browser.
     g_browser_process->AddRefModule();
     CloseBrowserSynchronously(browser);
 
     // Create a new window, which should trigger session restore.
     ui_test_utils::BrowserAddedObserver window_observer;
     content::TestNavigationObserver navigation_observer(
-        content::NotificationService::AllSources(), NULL, expected_tab_count);
+        content::NotificationService::AllSources(), expected_tab_count);
     chrome::NewEmptyWindow(profile, chrome::HOST_DESKTOP_TYPE_NATIVE);
     Browser* new_browser = window_observer.WaitForSingleNewBrowser();
     navigation_observer.Wait();
     g_browser_process->ReleaseModule();
 
     return new_browser;
   }
 
   void GoBack(Browser* browser) {
     content::WindowedNotificationObserver observer(
@@ skipping 825 matching lines @@
   content::NavigationController* controller =
       &browser()->tab_strip_model()->GetActiveWebContents()->GetController();
   EXPECT_TRUE(
       controller->GetDefaultSessionStorageNamespace()->should_persist());
 
   // Quit and restore. Check that no extra tabs were created.
   Browser* new_browser = QuitBrowserAndRestore(browser(), 1);
   ASSERT_EQ(1u, native_browser_list->size());
   EXPECT_EQ(1, new_browser->tab_strip_model()->count());
 }