mac: Replace base::mac::ScopedCFTypeRef with base::ScopedCFTypeRef.

content/browser/renderer_host/render_widget_host_view_mac.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.
 
 #include "content/browser/renderer_host/render_widget_host_view_mac.h"
 
 #include <QuartzCore/QuartzCore.h>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 2605 matching lines @@
     if (!paintRect.IsEmpty()) {
       // if we have a CGLayer, draw that into the window
       if (backingStore->cg_layer()) {
         // TODO: add clipping to dirtyRect if it improves drawing performance.
         CGContextDrawLayerAtPoint(context, CGPointMake(0.0, yOffset),
                                   backingStore->cg_layer());
       } else {
         // if we haven't created a layer yet, draw the cached bitmap into
         // the window.  The CGLayer will be created the next time the renderer
         // paints.
-        base::mac::ScopedCFTypeRef<CGImageRef> image(
+        base::ScopedCFTypeRef<CGImageRef> image(
             CGBitmapContextCreateImage(backingStore->cg_bitmap()));
         CGRect imageRect = bitmapRect.ToCGRect();
         imageRect.origin.y = yOffset;
         CGContextDrawImage(context, imageRect, image);
       }
     }
 
     renderWidgetHostView_->FrameSwapped();
 
     // Fill the remaining portion of the damagedRect with white
@@ skipping 1080 matching lines @@
   return YES;
 }
 
 - (BOOL)isOpaque {
   if (renderWidgetHostView_->use_core_animation_)
     return YES;
   return [super isOpaque];
 }
 
 @end