ui/gfx/color_profile: Add GetDisplayColorProfile for an NSWindow

ui/gfx/color_profile.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"
 
 namespace gfx {
 
 #if defined(OS_WIN) || defined(OS_MACOSX)
 void ReadColorProfile(std::vector<char>* profile);
-GFX_EXPORT bool GetDisplayColorProfile(const gfx::Rect& bounds,
-                                       std::vector<char>* profile);
 #else
 void ReadColorProfile(std::vector<char>* profile) { }
 GFX_EXPORT bool GetDisplayColorProfile(const gfx::Rect& bounds,
                                        std::vector<char>* profile) {
   // TODO(port): consider screen color profile support.
   return false;
 }
 #endif
 
 ColorProfile::ColorProfile() {
   // TODO: support multiple monitors.
   ReadColorProfile(&profile_);
 }
 
 ColorProfile::~ColorProfile() {
 }
 
 }  // namespace gfx