16-bit video upload to float: intermediate R16_EXT and copy to float.

third_party/WebKit/Source/core/html/HTMLVideoElement.cpp

 /*
  * Copyright (C) 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 316 matching lines @@
     return false;
 
   return GetWebMediaPlayer()->CopyVideoTextureToPlatformTexture(
       gl, texture, internal_format, format, type, premultiply_alpha, flip_y);
 }
 
 bool HTMLVideoElement::TexImageImpl(
     WebMediaPlayer::TexImageFunctionID function_id,
     GLenum target,
     gpu::gles2::GLES2Interface* gl,
+    GLuint texture,
     GLint level,
     GLint internalformat,
     GLenum format,
     GLenum type,
     GLint xoffset,
     GLint yoffset,
     GLint zoffset,
     bool flip_y,
     bool premultiply_alpha) {
   if (!GetWebMediaPlayer())
     return false;
   return GetWebMediaPlayer()->TexImageImpl(
-      function_id, target, gl, level, internalformat, format, type, xoffset,
-      yoffset, zoffset, flip_y, premultiply_alpha);
+      function_id, target, gl, texture, level, internalformat, format, type,
+      xoffset, yoffset, zoffset, flip_y, premultiply_alpha);
 }
 
 bool HTMLVideoElement::HasAvailableVideoFrame() const {
   if (!GetWebMediaPlayer())
     return false;
 
   return GetWebMediaPlayer()->HasVideo() &&
          GetWebMediaPlayer()->GetReadyState() >=
              WebMediaPlayer::kReadyStateHaveCurrentData;
 }
@@ skipping 154 matching lines @@
 }
 
 void HTMLVideoElement::DisableMediaRemoting() {
   if (GetWebMediaPlayer())
     GetWebMediaPlayer()->RequestRemotePlaybackDisabled(true);
   media_remoting_status_ = MediaRemotingStatus::kDisabled;
   MediaRemotingStopped();
 }
 
 }  // namespace blink