Move base/mac_util.h to base/mac and use the base::mac namespace....

chrome/browser/ui/cocoa/previewable_contents_controller.mm

 // Copyright (c) 2010 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/previewable_contents_controller.h"
 
 #include "base/logging.h"
-#include "base/mac_util.h"
+#include "base/mac/mac_util.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 
 @implementation PreviewableContentsController
 
 @synthesize activeContainer = activeContainer_;
 
 - (id)init {
   if ((self = [super initWithNibName:@"PreviewableContents"
-                              bundle:mac_util::MainAppBundle()])) {
+                              bundle:base::mac::MainAppBundle()])) {
   }
   return self;
 }
 
 - (void)showPreview:(TabContents*)preview {
   DCHECK(preview);
 
   // Remove any old preview contents before showing the new one.
   if (previewContents_)
     [previewContents_->GetNativeView() removeFromSuperview];
@@ skipping 15 matching lines @@
   [activeContainer_ setHidden:NO];
 
   previewContents_ = nil;
 }
 
 - (BOOL)isShowingPreview {
   return previewContents_ != nil;
 }
 
 @end