SkBitmap and SkPixelRef no longer need lock/unlock

chrome/browser/ui/toolbar/back_forward_menu_model_unittest.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/ui/toolbar/back_forward_menu_model.h"
 
 #include "base/macros.h"
 #include "base/run_loop.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_util.h"
@@ skipping 533 matching lines @@
   EXPECT_TRUE(favicon_delegate.was_called());
 
   // Verify the bitmaps match.
   gfx::Image valid_icon;
   // This time we will get the new favicon returned.
   back_model.GetIconAt(0, &valid_icon);
 
   SkBitmap default_icon_bitmap = *default_icon.ToSkBitmap();
   SkBitmap valid_icon_bitmap = *valid_icon.ToSkBitmap();
 
-  SkAutoLockPixels a(new_icon_bitmap);
-  SkAutoLockPixels b(valid_icon_bitmap);
-  SkAutoLockPixels c(default_icon_bitmap);
   // Verify we did not get the default favicon.
   EXPECT_NE(0, memcmp(default_icon_bitmap.getPixels(),
                       valid_icon_bitmap.getPixels(),
                       default_icon_bitmap.getSize()));
   // Verify we did get the expected favicon.
   EXPECT_EQ(0, memcmp(new_icon_bitmap.getPixels(),
                       valid_icon_bitmap.getPixels(),
                       new_icon_bitmap.getSize()));
 
   // Make sure the browser deconstructor doesn't have problems.
   browser->tab_strip_model()->CloseAllTabs();
 }