[Android] Upstream all the IPC communications/handlings for stream texture

content/renderer/media/stream_texture_factory_impl_android.h

+// 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.
+
+#ifndef CONTENT_RENDERER_MEDIA_STREAM_TEXTURE_IMPL_ANDROID_H_
+#define CONTENT_RENDERER_MEDIA_STREAM_TEXTURE_IMPL_ANDROID_H_
+#pragma once
+
+#include "base/memory/scoped_ptr.h"
+#include "content/renderer/gpu/stream_texture_host_android.h"
+#include "webkit/media/android/stream_texture_factory_android.h"
+
+class GpuChannelHost;
+
+namespace WebKit {
+class WebGraphicsContext3D;
+}
+
+namespace content {
+
+// The acutal implementation of StreamTextureFactory class.
+class StreamTextureFactoryImpl
+    : public webkit_media::StreamTextureFactory {
+ public:
+  StreamTextureFactoryImpl(WebKit::WebGraphicsContext3D* context,
+                           GpuChannelHost* channel,
+                           int view_id);
+  virtual ~StreamTextureFactoryImpl() OVERRIDE;
+
+  // webkit_media::StreamTextureFactory implementation:
+  virtual webkit_media::StreamTextureProxy* CreateProxy() OVERRIDE;
+
+  virtual void EstablishPeer(int stream_id, int player_id) OVERRIDE;
+
+  virtual unsigned CreateStreamTexture(unsigned* texture_id) OVERRIDE;
+  virtual void DestroyStreamTexture(unsigned texture_id) OVERRIDE;
+
+ private:
+  WebKit::WebGraphicsContext3D* context_;
+  scoped_refptr<GpuChannelHost> channel_;
+  int view_id_;
+  DISALLOW_COPY_AND_ASSIGN(StreamTextureFactoryImpl);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_RENDERER_MEDIA_STREAM_TEXTURE_IMPL_ANDROID_H_