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

chrome/browser/shell_integration_mac.mm

 // Copyright (c) 2006-2008 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/shell_integration.h"
 
-#include "base/mac_util.h"
+#include "base/mac/mac_util.h"
 #import "third_party/mozilla/NSWorkspace+Utils.h"
 
 // Sets Chromium as default browser (only for current user). Returns false if
 // this operation fails (which we can't check for).
 bool ShellIntegration::SetAsDefaultBrowser() {
-  // We really do want the main bundle here, not mac_util::MainAppBundle(),
+  // We really do want the main bundle here, not base::mac::MainAppBundle(),
   // which is the bundle for the framework.
   NSString* identifier = [[NSBundle mainBundle] bundleIdentifier];
   [[NSWorkspace sharedWorkspace] setDefaultBrowserWithIdentifier:identifier];
   return true;
 }
 
 namespace {
 
 // Returns true if |identifier| is the bundle id of the default browser.
 bool IsIdentifierDefaultBrowser(NSString* identifier) {
@@ skipping 20 matching lines @@
   if (!myIdentifier)
     return UNKNOWN_DEFAULT_BROWSER;
   return IsIdentifierDefaultBrowser(myIdentifier) ? IS_DEFAULT_BROWSER
                                                   : NOT_DEFAULT_BROWSER;
 }
 
 // Returns true if Firefox is the default browser for the current user.
 bool ShellIntegration::IsFirefoxDefaultBrowser() {
   return IsIdentifierDefaultBrowser(@"org.mozilla.firefox");
 }