Mozart: Specify texture origin explicitly.

mojo/ui/ganesh_renderer.cc

 // Copyright 2015 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 "mojo/ui/ganesh_renderer.h"
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "mojo/gpu/gl_texture.h"
 #include "mojo/skia/ganesh_context.h"
@@ skipping 20 matching lines @@
 
   {
     mojo::skia::GaneshContext::Scope scope(ganesh_context_);
     mojo::skia::GaneshTextureSurface texture_surface(scope, std::move(texture));
 
     callback.Run(texture_surface.surface());
 
     texture = texture_surface.TakeTexture();
   }
 
-  return gl_renderer_.BindTextureResource(std::move(texture));
+  return gl_renderer_.BindTextureResource(
+      std::move(texture),
+      mojo::gfx::composition::MailboxTextureResource::Origin::TOP_LEFT);
 }
 
 static void RunCanvasCallback(
     const mojo::ui::GaneshRenderer::DrawCanvasCallback& callback,
     SkSurface* surface) {
   callback.Run(surface->getCanvas());
 }
 
 mojo::gfx::composition::ResourcePtr GaneshRenderer::DrawCanvas(
     const mojo::Size& size,
     const DrawCanvasCallback& callback) {
   return DrawSurface(size, base::Bind(&RunCanvasCallback, callback));
 }
 
 }  // namespace ui
 }  // namespace mojo