Update chooser bubble ui cocoa code

chrome/browser/ui/cocoa/website_settings/chooser_bubble_ui_cocoa.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_WEBSITE_SETTINGS_CHOOSER_BUBBLE_UI_COCOA_H_
 #define CHROME_BROWSER_UI_COCOA_WEBSITE_SETTINGS_CHOOSER_BUBBLE_UI_COCOA_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/macros.h"
 #include "chrome/browser/ui/website_settings/chooser_bubble_delegate.h"
 #include "components/bubble/bubble_ui.h"
 
 class Browser;
 class ChooserBubbleDelegate;
 @class ChooserBubbleUiController;
 
 // ChooserBubbleUiCocoa implements a chooser-based permission model.
 // It uses |NSTableView| to show a list of options for user to grant
 // permission. It can be used by the WebUSB or WebBluetooth APIs.
 class ChooserBubbleUiCocoa : public BubbleUi,
                              public ChooserBubbleDelegate::Observer {
  public:
   ChooserBubbleUiCocoa(Browser* browser,
-                       ChooserBubbleDelegate* chooser_bubble_delegate);
+                       ChooserBubbleDelegate* chooserBubbleDelegate);
   ~ChooserBubbleUiCocoa() override;
 
   // BubbleUi:
   void Show(BubbleReference bubble_reference) override;
   void Close() override;
   void UpdateAnchorPosition() override;
 
   // ChooserBubbleDelegate::Observer:
   void OnOptionsInitialized() override;
   void OnOptionAdded(int index) override;
   void OnOptionRemoved(int index) override;
 
   // Called when |chooser_bubble_ui_controller_| is closing.
   void OnBubbleClosing();
 
  private:
   Browser* browser_;                                // Weak.
-  ChooserBubbleDelegate* chooser_bubble_delegate_;  // Weak.
+  ChooserBubbleDelegate* chooserBubbleDelegate_;    // Weak.

[Robert Sesek, 2015/12/15 15:17:38]

The naming here is correct. In ObjC methods and @interfaces you use camelCase.
In C++ and static functions use under_scores.

[juncai, 2015/12/15 18:01:11]

Done.

   // Cocoa-side chooser bubble UI controller. Weak, as it will close itself.
-  ChooserBubbleUiController* chooser_bubble_ui_controller_;
+  ChooserBubbleUiController* chooserBubbleUiController_;
 
   DISALLOW_COPY_AND_ASSIGN(ChooserBubbleUiCocoa);
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_WEBSITE_SETTINGS_CHOOSER_BUBBLE_UI_COCOA_H_