mac: Fix a few memory leaks.

ui/gfx/color_profile_mac.cc

 // 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 "ui/gfx/color_profile.h"
 
 #include "base/mac/mac_util.h"
 
 namespace gfx {
 
 void ReadColorProfile(std::vector<char>* profile) {
   CGColorSpaceRef monitor_color_space(base::mac::GetSystemColorSpace());
-  CFDataRef icc_profile(CGColorSpaceCopyICCProfile(monitor_color_space));
+  base::mac::ScopedCFTypeRef<CFDataRef> icc_profile(
+      CGColorSpaceCopyICCProfile(monitor_color_space));
   if (icc_profile) {
     size_t length = CFDataGetLength(icc_profile);
     if (length > gfx::kMaxProfileLength)
       return;
     if (length < gfx::kMinProfileLength)
       return;
     const unsigned char* sys_profile = CFDataGetBytePtr(icc_profile);
     profile->assign(sys_profile, sys_profile + length);
   }
 }
 
 }  // namespace gfx