16 bpp video stream capture, render and createImageBitmap(video) using (CPU) shared memory buffers

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

Index: third_party/WebKit/Source/core/html/HTMLVideoElement.h
diff --git a/third_party/WebKit/Source/core/html/HTMLVideoElement.h b/third_party/WebKit/Source/core/html/HTMLVideoElement.h
index e8575f0962012044658d564ccb810f2a0f010330..87ab532f270775ff8abb99847f5dbd25242e4295 100644
--- a/third_party/WebKit/Source/core/html/HTMLVideoElement.h
+++ b/third_party/WebKit/Source/core/html/HTMLVideoElement.h
@@ -80,6 +80,20 @@ class CORE_EXPORT HTMLVideoElement final : public HTMLMediaElement,
                                          bool premultiplyAlpha,
                                          bool flipY);
 
+  // Used by WebGL to do CPU-GPU texture upload if possible.
+  bool texImageImpl(const char* functionID,
+                    GLenum target,
+                    gpu::gles2::GLES2Interface*,
+                    GLint level,
+                    GLint internalformat,
+                    GLenum format,
+                    GLenum type,
+                    GLint xoffset,
+                    GLint yoffset,
+                    GLint zoffset,
+                    bool flipY,
+                    bool premultiplyAlpha);
+
   bool shouldDisplayPosterImage() const { return getDisplayMode() == Poster; }
 
   bool hasAvailableVideoFrame() const;