[Reland] [Extensions] Make extension message bubble factory platform-abstract

chrome/browser/ui/cocoa/extensions/browser_actions_controller.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/extensions/browser_actions_controller.h"
 
 #include <string>
 
 #include "base/strings/sys_string_conversions.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 153 matching lines @@
                         int target_width,
                         bool suppress_chevron) override;
   void SetChevronVisibility(bool chevron_visible) override;
   int GetWidth() const override;
   bool IsAnimating() const override;
   void StopAnimating() override;
   int GetChevronWidth() const override;
   bool IsPopupRunning() const override;
   void OnOverflowedActionWantsToRunChanged(bool overflowed_action_wants_to_run)
       override;
+  void ShowExtensionMessageBubble(
+      scoped_ptr<extensions::ExtensionMessageBubbleController> controller)
+          override;
 
   // The owning BrowserActionsController; weak.
   BrowserActionsController* controller_;
 
   DISALLOW_COPY_AND_ASSIGN(ToolbarActionsBarBridge);
 };
 
 ToolbarActionsBarBridge::ToolbarActionsBarBridge(
     BrowserActionsController* controller)
     : controller_(controller) {
@@ skipping 57 matching lines @@
 bool ToolbarActionsBarBridge::IsPopupRunning() const {
   return [ExtensionPopupController popup] != nil;
 }
 
 void ToolbarActionsBarBridge::OnOverflowedActionWantsToRunChanged(
     bool overflowed_action_wants_to_run) {
   [[controller_ toolbarController]
       setOverflowedToolbarActionWantsToRun:overflowed_action_wants_to_run];
 }
 
+void ToolbarActionsBarBridge::ShowExtensionMessageBubble(
+    scoped_ptr<extensions::ExtensionMessageBubbleController> controller) {
+  NOTREACHED();  // Not yet implemented on Mac.
+}
+
 }  // namespace
 
 @implementation BrowserActionsController
 
 @synthesize containerView = containerView_;
 @synthesize browser = browser_;
 @synthesize isOverflow = isOverflow_;
 
 #pragma mark -
 #pragma mark Public Methods
@@ skipping 610 matching lines @@
 - (ToolbarActionsBar*)toolbarActionsBar {
   return toolbarActionsBar_.get();
 }
 
 + (BrowserActionsController*)fromToolbarActionsBarDelegate:
     (ToolbarActionsBarDelegate*)delegate {
   return static_cast<ToolbarActionsBarBridge*>(delegate)->controller_for_test();
 }
 
 @end