SkBitmap and SkPixelRef no longer need lock/unlock

chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager_test_utils.cc

 // Copyright 2014 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/login/users/wallpaper/wallpaper_manager_test_utils.h"
 
 #include <stddef.h>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 119 matching lines @@
     LOG(ERROR) << "Image is empty";
     return false;
   }
 
   const SkBitmap* bitmap = image.bitmap();
   if (!bitmap) {
     LOG(ERROR) << "Unable to get bitmap from image";
     return false;
   }
 
-  bitmap->lockPixels();
   gfx::Point center = gfx::Rect(image.size()).CenterPoint();
   SkColor image_color = bitmap->getColor(center.x(), center.y());
-  bitmap->unlockPixels();
 
   const int kDiff = 3;
   if (std::abs(static_cast<int>(SkColorGetA(image_color)) -
                static_cast<int>(SkColorGetA(expected_color))) > kDiff ||
       std::abs(static_cast<int>(SkColorGetR(image_color)) -
                static_cast<int>(SkColorGetR(expected_color))) > kDiff ||
       std::abs(static_cast<int>(SkColorGetG(image_color)) -
                static_cast<int>(SkColorGetG(expected_color))) > kDiff ||
       std::abs(static_cast<int>(SkColorGetB(image_color)) -
                static_cast<int>(SkColorGetB(expected_color))) > kDiff) {
@@ skipping 70 matching lines @@
                             kWallpaperSize,
                             kLargeChildWallpaperColor));
 
   command_line->reset(new base::CommandLine(options));
   WallpaperManager::Get()->SetCommandLineForTesting(command_line->get());
 }
 
 }  // namespace wallpaper_manager_test_utils
 
 }  // namespace chromeos