Tiling priorities in Android Webview.

android_webview/browser/parent_output_surface.cc

 // Copyright 2014 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 "android_webview/browser/parent_output_surface.h"
 
 #include "cc/output/output_surface_client.h"
 #include "gpu/command_buffer/client/gles2_interface.h"
 
 namespace android_webview {
@@ skipping 12 matching lines @@
   client_->DidSwapBuffers();
 }
 
 void ParentOutputSurface::SetDrawConstraints(const gfx::Size& surface_size,
                                              const gfx::Rect& clip) {
   DCHECK(client_);
   surface_size_ = surface_size;
   const gfx::Transform identity;
   const gfx::Rect empty;
   const bool resourceless_software_draw = false;
-  SetExternalDrawConstraints(identity, empty, clip, resourceless_software_draw);
+  SetExternalDrawConstraints(
+      identity, empty, clip, clip, identity, resourceless_software_draw);
 }
 
 }  // namespace android_webview