SkBitmap and SkPixelRef no longer need lock/unlock

content/browser/frame_host/navigation_controller_impl_unittest.cc

 // Copyright 2013 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/frame_host/navigation_controller_impl.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 58 matching lines @@
 // Returns true if images |a| and |b| have the same pixel data.
 bool DoImagesMatch(const gfx::Image& a, const gfx::Image& b) {
   // Assume that if the 1x bitmaps match, the images match.
   SkBitmap a_bitmap = a.AsBitmap();
   SkBitmap b_bitmap = b.AsBitmap();
 
   if (a_bitmap.width() != b_bitmap.width() ||
       a_bitmap.height() != b_bitmap.height()) {
     return false;
   }
-  SkAutoLockPixels a_bitmap_lock(a_bitmap);
-  SkAutoLockPixels b_bitmap_lock(b_bitmap);
   return memcmp(a_bitmap.getPixels(),
                 b_bitmap.getPixels(),
                 a_bitmap.getSize()) == 0;
 }
 
 class MockScreenshotManager : public content::NavigationEntryScreenshotManager {
  public:
   explicit MockScreenshotManager(content::NavigationControllerImpl* owner)
       : content::NavigationEntryScreenshotManager(owner),
         encoding_screenshot_in_progress_(false) {
@@ skipping 5193 matching lines @@
   main_test_rfh()->SimulateNavigationStart(url_1);
   EXPECT_EQ(url_1, controller.GetVisibleEntry()->GetURL());
   EXPECT_EQ(ReloadType::NONE, last_reload_type_);
 
   main_test_rfh()->SimulateNavigationCommit(url_2);
   main_test_rfh()->SimulateNavigationCommit(url_1);
   main_test_rfh()->SimulateNavigationCommit(url_1);
 }
 
 }  // namespace content