Move scoped_nsdisable_screen_update from base to app/mac...

base/mac/scoped_nsautorelease_pool.h

-// Copyright (c) 2008 The Chromium Authors. All rights reserved.
+// 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.
 
-#ifndef BASE_SCOPED_NSAUTORELEASE_POOL_H_
-#define BASE_SCOPED_NSAUTORELEASE_POOL_H_
+#ifndef BASE_MAC_SCOPED_NSAUTORELEASE_POOL_H_
+#define BASE_MAC_SCOPED_NSAUTORELEASE_POOL_H_
 #pragma once
 
 #include "base/basictypes.h"
 
 #if defined(OS_MACOSX)
 #if defined(__OBJC__)
 @class NSAutoreleasePool;
 #else  // __OBJC__
 class NSAutoreleasePool;
 #endif  // __OBJC__
 #endif  // OS_MACOSX
 
 namespace base {
+namespace mac {
 
 // On the Mac, ScopedNSAutoreleasePool allocates an NSAutoreleasePool when
 // instantiated and sends it a -drain message when destroyed.  This allows an
 // autorelease pool to be maintained in ordinary C++ code without bringing in
 // any direct Objective-C dependency.
 //
 // On other platforms, ScopedNSAutoreleasePool is an empty object with no
 // effects.  This allows it to be used directly in cross-platform code without
 // ugly #ifdefs.
 class ScopedNSAutoreleasePool {
@@ skipping 11 matching lines @@
   // no longer needed.
   void Recycle();
  private:
   NSAutoreleasePool* autorelease_pool_;
 #endif  // OS_MACOSX
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ScopedNSAutoreleasePool);
 };
 
+}  // namespace mac
 }  // namespace base
 
-#endif  // BASE_SCOPED_NSAUTORELEASE_POOL_H_
+#endif  // BASE_MAC_SCOPED_NSAUTORELEASE_POOL_H_