Adds UMA for display color calibration in ChromeOS.

chrome/browser/chromeos/display/display_preferences.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 "chrome/browser/chromeos/display/display_preferences.h"
 
 #include "ash/display/display_layout_store.h"
 #include "ash/display/display_manager.h"
 #include "ash/display/display_pref_util.h"
 #include "ash/display/resolution_notification_controller.h"
@@ skipping 54 matching lines @@
 std::string ColorProfileToString(ui::ColorCalibrationProfile profile) {
   switch (profile) {
     case ui::COLOR_PROFILE_STANDARD:
       return "standard";
     case ui::COLOR_PROFILE_DYNAMIC:
       return "dynamic";
     case ui::COLOR_PROFILE_MOVIE:
       return "movie";
     case ui::COLOR_PROFILE_READING:
       return "reading";
+    case ui::NUM_COLOR_PROFILES:
+      break;
   }
   NOTREACHED();
   return "";
 }
 
 ui::ColorCalibrationProfile StringToColorProfile(std::string value) {
   if (value == "standard")
     return ui::COLOR_PROFILE_STANDARD;
   else if (value == "dynamic")
     return ui::COLOR_PROFILE_DYNAMIC;
@@ skipping 252 matching lines @@
                                    const ash::DisplayLayout& layout) {
   StoreDisplayLayoutPref(std::make_pair(id1, id2), layout);
 }
 
 // Stores the given |power_state|.
 void StoreDisplayPowerStateForTest(DisplayPowerState power_state) {
   StoreDisplayPowerState(power_state);
 }
 
 }  // namespace chromeos