Improve GL bindings for Ganesh surfaces.

mojo/skia/ganesh_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 "mojo/skia/ganesh_surface.h"
-
-namespace mojo {
-
-GaneshSurface::GaneshSurface(GaneshContext* context,
-                             scoped_ptr<GLTexture> texture)
-    : texture_(texture.Pass()) {
-  GrBackendTextureDesc desc;
-  desc.fFlags = kRenderTarget_GrBackendTextureFlag;
-  desc.fWidth = texture_->size().width;
-  desc.fHeight = texture_->size().height;
-  desc.fConfig = kSkia8888_GrPixelConfig;
-  desc.fOrigin = kTopLeft_GrSurfaceOrigin;
-  desc.fTextureHandle = texture_->texture_id();
-  DCHECK(texture_->texture_id());
-
-  auto gr_texture = skia::AdoptRef(
-      context->gr()->textureProvider()->wrapBackendTexture(desc));
-  DCHECK(gr_texture);
-  surface_ = skia::AdoptRef(
-      SkSurface::NewRenderTargetDirect(gr_texture->asRenderTarget()));
-  DCHECK(surface_);
-}
-
-GaneshSurface::~GaneshSurface() {
-}
-
-scoped_ptr<GLTexture> GaneshSurface::TakeTexture() {
-  surface_.clear();
-  return texture_.Pass();
-}
-
-}  // namespace mojo