SkBitmap and SkPixelRef no longer need lock/unlock

content/renderer/renderer_clipboard_delegate.cc

Index: content/renderer/renderer_clipboard_delegate.cc
diff --git a/content/renderer/renderer_clipboard_delegate.cc b/content/renderer/renderer_clipboard_delegate.cc
index 1fb70deb3c7986c5759efc55e007ad6853e53b3c..ec5e4ff8623ab7a06a2a11712e6b9bc550c13f39 100644
--- a/content/renderer/renderer_clipboard_delegate.cc
+++ b/content/renderer/renderer_clipboard_delegate.cc
@@ -123,8 +123,8 @@ bool RendererClipboardDelegate::WriteImage(ui::ClipboardType clipboard_type,
 
   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)