Make SysColorChangeListener Windows-only instead of having an empty shell.

content/browser/accessibility/browser_accessibility_state_impl.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 "content/browser/accessibility/browser_accessibility_state_impl.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "content/browser/accessibility/accessibility_mode_helper.h"
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/common/content_switches.h"
-#include "ui/gfx/sys_color_change_listener.h"
+#include "ui/gfx/color_utils.h"
 
 namespace content {
 
 // Update the accessibility histogram 45 seconds after initialization.
 static const int kAccessibilityHistogramDelaySecs = 45;
 
 // static
 BrowserAccessibilityState* BrowserAccessibilityState::GetInstance() {
   return BrowserAccessibilityStateImpl::GetInstance();
 }
@@ skipping 80 matching lines @@
 }
 
 void BrowserAccessibilityStateImpl::UpdateHistograms() {
   UpdatePlatformSpecificHistograms();
 
   for (size_t i = 0; i < histogram_callbacks_.size(); ++i)
     histogram_callbacks_[i].Run();
 
   UMA_HISTOGRAM_BOOLEAN("Accessibility.State", IsAccessibleBrowser());
   UMA_HISTOGRAM_BOOLEAN("Accessibility.InvertedColors",
-                        gfx::IsInvertedColorScheme());
+                        color_utils::IsInvertedColorScheme());
   UMA_HISTOGRAM_BOOLEAN("Accessibility.ManuallyEnabled",
                         base::CommandLine::ForCurrentProcess()->HasSwitch(
                             switches::kForceRendererAccessibility));
 }
 
 #if !defined(OS_WIN)
 void BrowserAccessibilityStateImpl::UpdatePlatformSpecificHistograms() {
 }
 #endif
 
@@ skipping 31 matching lines @@
       WebContentsImpl::GetAllWebContents();
   for (size_t i = 0; i < web_contents_vector.size(); ++i) {
     if (add)
       web_contents_vector[i]->AddAccessibilityMode(mode);
     else
       web_contents_vector[i]->RemoveAccessibilityMode(mode);
   }
 }
 
 }  // namespace content