SkBitmap and SkPixelRef no longer need lock/unlock

content/renderer/renderer_clipboard_delegate.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.
 
 // This file provides the embedder's side of the Clipboard interface.
 
 #include "content/renderer/renderer_clipboard_delegate.h"
 
 #include "base/memory/shared_memory.h"
 #include "base/numerics/safe_math.h"
@@ skipping 105 matching lines @@
       new ClipboardHostMsg_WriteBookmark(clipboard_type, url.spec(), title));
 }
 
 bool RendererClipboardDelegate::WriteImage(ui::ClipboardType clipboard_type,
                                            const SkBitmap& bitmap) {
   // Only 32-bit bitmaps are supported.
   DCHECK_EQ(bitmap.colorType(), kN32_SkColorType);
 
   const gfx::Size size(bitmap.width(), bitmap.height());
   std::unique_ptr<base::SharedMemory> shared_buf;
+
   {
-    SkAutoLockPixels locked(bitmap);
     void* pixels = bitmap.getPixels();
     // TODO(piman): this should not be NULL, but it is. crbug.com/369621
     if (!pixels)
       return false;
 
     base::CheckedNumeric<uint32_t> checked_buf_size = 4;
     checked_buf_size *= size.width();
     checked_buf_size *= size.height();
     if (!checked_buf_size.IsValid())
       return false;
@@ skipping 15 matching lines @@
       clipboard_type, size, shared_buf->handle()));
   return true;
 }
 
 void RendererClipboardDelegate::CommitWrite(ui::ClipboardType clipboard_type) {
   RenderThreadImpl::current()->Send(
       new ClipboardHostMsg_CommitWrite(clipboard_type));
 }
 
 }  // namespace content