Revert of Delete video_render module.

webrtc/modules/video_render/external/video_render_external_impl.h

Index: webrtc/modules/video_render/external/video_render_external_impl.h
diff --git a/webrtc/modules/video_render/external/video_render_external_impl.h b/webrtc/modules/video_render/external/video_render_external_impl.h
new file mode 100644
index 0000000000000000000000000000000000000000..a8b663fff7ee7aec9e86aecd22df133021080f50
--- /dev/null
+++ b/webrtc/modules/video_render/external/video_render_external_impl.h
@@ -0,0 +1,128 @@
+/*
+ *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_EXTERNAL_VIDEO_RENDER_EXTERNAL_IMPL_H_
+#define WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_EXTERNAL_VIDEO_RENDER_EXTERNAL_IMPL_H_
+
+#include "webrtc/modules/include/module_common_types.h"
+#include "webrtc/modules/video_render/i_video_render.h"
+#include "webrtc/system_wrappers/include/critical_section_wrapper.h"
+
+namespace webrtc {
+
+// Class definitions
+class VideoRenderExternalImpl: IVideoRender, public VideoRenderCallback
+{
+public:
+    /*
+     *   Constructor/destructor
+     */
+
+    VideoRenderExternalImpl(const int32_t id,
+                            const VideoRenderType videoRenderType,
+                            void* window, const bool fullscreen);
+
+    virtual ~VideoRenderExternalImpl();
+
+    virtual int32_t Init();
+
+    virtual int32_t ChangeWindow(void* window);
+
+    /**************************************************************************
+     *
+     *   Incoming Streams
+     *
+     ***************************************************************************/
+
+    virtual VideoRenderCallback
+            * AddIncomingRenderStream(const uint32_t streamId,
+                                      const uint32_t zOrder,
+                                      const float left, const float top,
+                                      const float right, const float bottom);
+
+    virtual int32_t
+            DeleteIncomingRenderStream(const uint32_t streamId);
+
+    virtual int32_t
+            GetIncomingRenderStreamProperties(const uint32_t streamId,
+                                              uint32_t& zOrder,
+                                              float& left, float& top,
+                                              float& right, float& bottom) const;
+
+    /**************************************************************************
+     *
+     *   Start/Stop
+     *
+     ***************************************************************************/
+
+    virtual int32_t StartRender();
+
+    virtual int32_t StopRender();
+
+    /**************************************************************************
+     *
+     *   Properties
+     *
+     ***************************************************************************/
+
+    virtual VideoRenderType RenderType();
+
+    virtual RawVideoType PerferedVideoType();
+
+    virtual bool FullScreen();
+
+    virtual int32_t
+            GetGraphicsMemory(uint64_t& totalGraphicsMemory,
+                              uint64_t& availableGraphicsMemory) const;
+
+    virtual int32_t
+            GetScreenResolution(uint32_t& screenWidth,
+                                uint32_t& screenHeight) const;
+
+    virtual uint32_t RenderFrameRate(const uint32_t streamId);
+
+    virtual int32_t SetStreamCropping(const uint32_t streamId,
+                                      const float left, const float top,
+                                      const float right, const float bottom);
+
+    virtual int32_t ConfigureRenderer(const uint32_t streamId,
+                                      const unsigned int zOrder,
+                                      const float left, const float top,
+                                      const float right, const float bottom);
+
+    virtual int32_t SetTransparentBackground(const bool enable);
+
+    virtual int32_t SetText(const uint8_t textId,
+                            const uint8_t* text,
+                            const int32_t textLength,
+                            const uint32_t textColorRef,
+                            const uint32_t backgroundColorRef,
+                            const float left, const float top,
+                            const float right, const float bottom);
+
+    virtual int32_t SetBitmap(const void* bitMap,
+                              const uint8_t pictureId,
+                              const void* colorKey, const float left,
+                              const float top, const float right,
+                              const float bottom);
+
+    // VideoRenderCallback
+    virtual int32_t RenderFrame(const uint32_t streamId,
+                                const VideoFrame& videoFrame);
+
+private:
+    CriticalSectionWrapper& _critSect;
+    bool _fullscreen;
+};
+
+}  // namespace webrtc
+
+
+#endif  // WEBRTC_MODULES_VIDEO_RENDER_MAIN_SOURCE_EXTERNAL_VIDEO_RENDER_EXTERNAL_IMPL_H_