Revert of Fix broken draw/upload paths from videos to 2D canvas and WebGL.

media/renderers/skcanvas_video_renderer.h

Index: media/renderers/skcanvas_video_renderer.h
diff --git a/media/renderers/skcanvas_video_renderer.h b/media/renderers/skcanvas_video_renderer.h
index 1f3d2f7f4ed349972719cc208cd20d27d908f2dc..3831139c03cc49e8c1fbe1c687daa191921cb9eb 100644
--- a/media/renderers/skcanvas_video_renderer.h
+++ b/media/renderers/skcanvas_video_renderer.h
@@ -64,25 +64,16 @@
                                            void* rgb_pixels,
                                            size_t row_bytes);
 
-  enum SingleFrameCopyMode {
-    SingleFrameForVideoElementOrCanvas,
-    SingleFrameForWebGL
-  };
-
   // Copy the contents of texture of |video_frame| to texture |texture|.
   // |level|, |internal_format|, |type| specify target texture |texture|.
   // The format of |video_frame| must be VideoFrame::NATIVE_TEXTURE.
-  // |copy_mode| alters how the copy is done, and takes into consideration
-  // whether the caller will clip the texture to the frame's |visible_rect|,
-  // or expects this to be done internally.
+  // Assumes |texture| has already been allocated with the appropriate
+  // size and a compatible format, internal format and type; this is
+  // effectively a "TexSubImage" operation.
   static void CopyVideoFrameSingleTextureToGLTexture(
       gpu::gles2::GLES2Interface* gl,
       VideoFrame* video_frame,
-      SingleFrameCopyMode copy_mode,
       unsigned int texture,
-      unsigned int internal_format,
-      unsigned int format,
-      unsigned int type,
       bool premultiply_alpha,
       bool flip_y);
 
@@ -91,15 +82,15 @@
   // |level|, |internal_format|, |type| specify target texture |texture|.
   // The format of |video_frame| must be VideoFrame::NATIVE_TEXTURE.
   // |context_3d| has a GrContext that may be used during the copy.
+  // Assumes |texture| has already been allocated with the appropriate
+  // size and a compatible format, internal format and type; this is
+  // effectively a "TexSubImage" operation.
   // Returns true on success.
   bool CopyVideoFrameTexturesToGLTexture(
       const Context3D& context_3d,
       gpu::gles2::GLES2Interface* destination_gl,
       const scoped_refptr<VideoFrame>& video_frame,
       unsigned int texture,
-      unsigned int internal_format,
-      unsigned int format,
-      unsigned int type,
       bool premultiply_alpha,
       bool flip_y);