SkBitmap and SkPixelRef no longer need lock/unlock

services/ui/public/interfaces/cursor/cursor_struct_traits_unittest.cc

 // Copyright 2017 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 "services/ui/public/interfaces/cursor/cursor_struct_traits.h"
 
 #include "base/message_loop/message_loop.h"
 #include "mojo/common/common_custom_types_struct_traits.h"
 #include "mojo/public/cpp/bindings/binding_set.h"
 #include "services/ui/public/interfaces/cursor/cursor.mojom.h"
@@ skipping 71 matching lines @@
   EXPECT_TRUE(copy.IsSameAs(output));
 
   // But make sure that the pixel data actually is equivalent.
   ASSERT_EQ(input.cursor_frames().size(), output.cursor_frames().size());
   for (size_t f = 0; f < input.cursor_frames().size(); ++f) {
     ASSERT_EQ(input.cursor_frames()[f].width(),
               output.cursor_frames()[f].width());
     ASSERT_EQ(input.cursor_frames()[f].height(),
               output.cursor_frames()[f].height());
 
-    input.cursor_frames()[f].lockPixels();
-    output.cursor_frames()[f].lockPixels();
     for (int x = 0; x < input.cursor_frames()[f].width(); ++x) {
       for (int y = 0; y < input.cursor_frames()[f].height(); ++y) {
         EXPECT_EQ(input.cursor_frames()[f].getColor(x, y),
                   output.cursor_frames()[f].getColor(x, y));
       }
     }
-
-    output.cursor_frames()[f].unlockPixels();
-    input.cursor_frames()[f].unlockPixels();
   }
 }
 
 }  // namespace ui