[Extensions UI] Use the ExtensionMessageBubbleBridge for Views platforms

chrome/browser/ui/extensions/extension_message_bubble_browsertest.cc

 // Copyright 2015 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/extensions/extension_message_bubble_browsertest.h"
 
 #include "base/bind_helpers.h"
 #include "base/run_loop.h"
 #include "chrome/browser/extensions/extension_action_test_util.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 41 matching lines @@
   CloseBubble(second_browser);
 }
 
 void ExtensionMessageBubbleBrowserTest::TestBubbleAnchoredToAppMenu() {
   scoped_refptr<const extensions::Extension> no_action_extension =
       extensions::extension_action_test_util::CreateActionExtension(
           "no_action_extension",
           extensions::extension_action_test_util::NO_ACTION,
           extensions::Manifest::UNPACKED);
   extension_service()->AddExtension(no_action_extension.get());
-
   Browser* second_browser = new Browser(Browser::CreateParams(profile()));
   base::RunLoop().RunUntilIdle();
-
   CheckBubble(second_browser, ANCHOR_APP_MENU);
   CloseBubble(second_browser);
 }
 
 void ExtensionMessageBubbleBrowserTest::
     TestBubbleAnchoredToAppMenuWithOtherAction() {
   scoped_refptr<const extensions::Extension> no_action_extension =
       extensions::extension_action_test_util::CreateActionExtension(
           "no_action_extension",
           extensions::extension_action_test_util::NO_ACTION,
@@ skipping 39 matching lines @@
 
 void ExtensionMessageBubbleBrowserTest::PreBubbleShowsOnStartup() {
   LoadExtension(test_data_dir_.AppendASCII("good_unpacked"));
 }
 
 void ExtensionMessageBubbleBrowserTest::TestBubbleShowsOnStartup() {
   base::RunLoop().RunUntilIdle();
   CheckBubble(browser(), ANCHOR_BROWSER_ACTION);
   CloseBubble(browser());
 }