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

chrome/browser/ui/cocoa/sad_tab_controller.mm

 // Copyright (c) 2009 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/cocoa/sad_tab_controller.h"
 
-#include "base/mac_util.h"
+#include "base/mac/mac_util.h"
 #import "chrome/browser/ui/cocoa/sad_tab_view.h"
 
 @implementation SadTabController
 
 - (id)initWithTabContents:(TabContents*)someTabContents
                 superview:(NSView*)superview {
   if ((self = [super initWithNibName:@"SadTab"
-                              bundle:mac_util::MainAppBundle()])) {
+                              bundle:base::mac::MainAppBundle()])) {
     tabContents_ = someTabContents;
 
     NSView* view = [self view];
     [superview addSubview:view];
     [view setFrame:[superview bounds]];
   }
 
   return self;
 }
 
@@ skipping 13 matching lines @@
 - (TabContents*)tabContents {
   return tabContents_;
 }
 
 - (void)openLearnMoreAboutCrashLink:(id)sender {
   // Send the action up through the responder chain.
   [NSApp sendAction:@selector(openLearnMoreAboutCrashLink:) to:nil from:self];
 }
 
 @end