16 bpp video stream capture, render and WebGL usage - Realsense R200 & SR300 support.

third_party/WebKit/Source/platform/graphics/gpu/DrawingBuffer.cpp

 /*
  * Copyright (c) 2010, Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 672 matching lines @@
                                           SourceDrawingBuffer sourceBuffer) {
   if (m_contentsChanged) {
     if (m_antiAliasingMode != None) {
       commit();
       restoreFramebufferBindings();
     }
     m_gl->Flush();
   }
 
   // Assume that the destination target is GL_TEXTURE_2D.
-  if (!Extensions3DUtil::canUseCopyTextureCHROMIUM(
+  if (!m_extensionsUtil->canUseCopyTextureCHROMIUM(
           GL_TEXTURE_2D, internalFormat, destType, level))
     return false;
 
   // Contexts may be in a different share group. We must transfer the texture through a mailbox first
   GLint textureId = 0;
   GLenum target = 0;
   gpu::Mailbox mailbox;
   gpu::SyncToken produceSyncToken;
   if (sourceBuffer == FrontBuffer && m_frontColorBuffer.texInfo.textureId) {
     textureId = m_frontColorBuffer.texInfo.textureId;
@@ skipping 615 matching lines @@
   // the public interface for WebGL does not support GL_TEXTURE_RECTANGLE.
   m_gl->BindTexture(GL_TEXTURE_2D, m_texture2DBinding);
 }
 
 bool DrawingBuffer::shouldUseChromiumImage() {
   return RuntimeEnabledFeatures::webGLImageChromiumEnabled() &&
          m_chromiumImageUsage == AllowChromiumImage;
 }
 
 }  // namespace blink