Reland of Revert of gpu: introduce glCopySubTextureCHROMIUM (patchset #1 id:1 of https://codereview…

media/blink/webmediaplayer_impl.h

Index: media/blink/webmediaplayer_impl.h
diff --git a/media/blink/webmediaplayer_impl.h b/media/blink/webmediaplayer_impl.h
index 0dc60db1e56789d32cbeb217c987ee43a8c471b8..8823d42ff7cc2dce5b25ac9e5f1c1bcb3711a7b4 100644
--- a/media/blink/webmediaplayer_impl.h
+++ b/media/blink/webmediaplayer_impl.h
@@ -128,6 +128,7 @@ class MEDIA_EXPORT WebMediaPlayerImpl
   virtual unsigned audioDecodedByteCount() const;
   virtual unsigned videoDecodedByteCount() const;
 
+  // TODO(dshwang): remove |level|. crbug.com/443151
   virtual bool copyVideoTextureToPlatformTexture(
       blink::WebGraphicsContext3D* web_graphics_context,
       unsigned int texture,
@@ -136,6 +137,13 @@ class MEDIA_EXPORT WebMediaPlayerImpl
       unsigned int type,
       bool premultiply_alpha,
       bool flip_y);
+  virtual bool copyVideoTextureToPlatformTexture(
+      blink::WebGraphicsContext3D* web_graphics_context,
+      unsigned int texture,
+      unsigned int internal_format,
+      unsigned int type,
+      bool premultiply_alpha,
+      bool flip_y);
 
   virtual blink::WebAudioSourceProvider* audioSourceProvider();