Teach gfx::Screen about color profiles

ui/views/widget/desktop_aura/desktop_screen_x11.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/views/widget/desktop_aura/desktop_screen_x11.h"
 
 #include <X11/extensions/Xrandr.h>
 #include <X11/Xlib.h>
 
 // It clashes with out RootWindow.
@@ skipping 252 matching lines @@
   if (host) {
     DesktopWindowTreeHostX11* rwh = DesktopWindowTreeHostX11::GetHostForXID(
         host->GetAcceleratedWidget());
     if (rwh)
       return GetDisplayMatching(rwh->GetX11RootWindowBounds());
   }
 
   return GetPrimaryDisplay();
 }
 
+bool DesktopScreenX11::GetDisplayColorProfile(
+    gfx::NativeView view, std::vector<char>* color_profile) const {
+  // TODO(port): consider screen color profile support.
+  return false;
+}
+
 gfx::Display DesktopScreenX11::GetDisplayNearestPoint(
     const gfx::Point& point) const {
   for (std::vector<gfx::Display>::const_iterator it = displays_.begin();
        it != displays_.end(); ++it) {
     if (it->bounds().Contains(point))
       return *it;
   }
 
   return GetPrimaryDisplay();
 }
@@ skipping 152 matching lines @@
   ProcessDisplayChange(new_displays);
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 
 gfx::Screen* CreateDesktopScreen() {
   return new DesktopScreenX11;
 }
 
 }  // namespace views