Consistent CopyFromSurface() API, consolidated to RWHV

content/browser/renderer_host/render_widget_host_impl.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 "content/browser/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 
 #include <set>
 #include <tuple>
@@ skipping 813 matching lines @@
 }
 
 void RenderWidgetHostImpl::ViewDestroyed() {
   RejectMouseLockOrUnlockIfNecessary();
 
   // TODO(evanm): tracking this may no longer be necessary;
   // eliminate this function if so.
   SetView(NULL);
 }
 
-void RenderWidgetHostImpl::CopyFromBackingStore(
-    const gfx::Rect& src_subrect,
-    const gfx::Size& accelerated_dst_size,
-    const ReadbackRequestCallback& callback,
-    const SkColorType preferred_color_type) {
-  if (view_) {
-    TRACE_EVENT0("browser",
-        "RenderWidgetHostImpl::CopyFromBackingStore::FromCompositingSurface");
-    gfx::Rect accelerated_copy_rect = src_subrect.IsEmpty() ?
-        gfx::Rect(view_->GetViewBounds().size()) : src_subrect;
-    view_->CopyFromCompositingSurface(accelerated_copy_rect,
-                                      accelerated_dst_size, callback,
-                                      preferred_color_type);
-    return;
-  }
-
-  callback.Run(SkBitmap(), content::READBACK_FAILED);
-}
-
-bool RenderWidgetHostImpl::CanCopyFromBackingStore() {
-  if (view_)
-    return view_->IsSurfaceAvailableForCopy();
-  return false;
-}
-
 #if defined(OS_MACOSX)
 void RenderWidgetHostImpl::PauseForPendingResizeOrRepaints() {
   TRACE_EVENT0("browser",
       "RenderWidgetHostImpl::PauseForPendingResizeOrRepaints");
 
   if (!CanPauseForPendingResizeOrRepaints())
     return;
 
   WaitForSurface();
 }
@@ skipping 1661 matching lines @@
     // different from the receiver's.
     file_system_file.url =
         GURL(storage::GetIsolatedFileSystemRootURIString(
                  file_system_url.origin(), filesystem_id, std::string())
                  .append(register_name));
     file_system_file.filesystem_id = filesystem_id;
   }
 }
 
 }  // namespace content