Use MediaCodec.setOutputSurface() for fullscreen transitions on M.

media/gpu/avda_codec_image.h

Index: media/gpu/avda_codec_image.h
diff --git a/media/gpu/avda_codec_image.h b/media/gpu/avda_codec_image.h
index 6d5e33d0ee5c669bb002f59d8537c34bdd3e4901..1b94bb5b16c19514d009c82181ae619d37129ae9 100644
--- a/media/gpu/avda_codec_image.h
+++ b/media/gpu/avda_codec_image.h
@@ -74,13 +74,14 @@ class AVDACodecImage : public gpu::gles2::GLStreamTextureImage {
 
   void set_texture(gpu::gles2::Texture* texture) { texture_ = texture; }
 
-  // Decoded buffer index that has the image for us to display.
-  void set_media_codec_buffer_index(int buffer_index) {
-    codec_buffer_index_ = buffer_index;
-  }
+  // Sets up the properties necessary for the image to render. |buffer_index| is
+  // supplied to ReleaseOutputBuffer(), |has_surface_texture| controls which
+  // rendering path is used, and |size| is used by the compositor.
+  void SetBufferMetadata(int buffer_index,
+                         bool has_surface_texture,
+                         const gfx::Size& size);
 
-  // Set the size of the current image.
-  void set_size(const gfx::Size& size) { size_ = size; }
+  bool SetSharedState(const scoped_refptr<AVDASharedState>& shared_state);
 
   // Indicates if the codec buffer has been released to the back buffer.
   bool was_rendered_to_back_buffer() const {
@@ -92,6 +93,8 @@ class AVDACodecImage : public gpu::gles2::GLStreamTextureImage {
     return codec_buffer_index_ == kRendered;
   }
 
+  bool is_unrendered() const { return codec_buffer_index_ >= kUpdateOnly; }
+
  protected:
   ~AVDACodecImage() override;
 
@@ -141,8 +144,9 @@ class AVDACodecImage : public gpu::gles2::GLStreamTextureImage {
 
   const base::WeakPtr<gpu::gles2::GLES2Decoder> decoder_;
 
-  // Indicates if we're rendering to a SurfaceTexture or not.
-  const bool has_surface_texture_;
+  // Indicates if we're rendering to a SurfaceTexture or not. Set during the
+  // call to SetBufferMetadata().
+  bool has_surface_texture_;
 
   // The texture that we're attached to.
   gpu::gles2::Texture* texture_;