Remove WebGraphicsContext3D::getGLES2Interface().

content/renderer/media/webmediaplayer_ms.cc

Index: content/renderer/media/webmediaplayer_ms.cc
diff --git a/content/renderer/media/webmediaplayer_ms.cc b/content/renderer/media/webmediaplayer_ms.cc
index 147715b9e7b6cdd9354b5fa2561d52163cecb497..35b6e9ba7d88dc4e5c0a632fde4e023f09a692ea 100644
--- a/content/renderer/media/webmediaplayer_ms.cc
+++ b/content/renderer/media/webmediaplayer_ms.cc
@@ -22,7 +22,6 @@
 #include "content/renderer/media/webmediaplayer_ms_compositor.h"
 #include "content/renderer/render_frame_impl.h"
 #include "content/renderer/render_thread_impl.h"
-#include "gpu/blink/webgraphicscontext3d_impl.h"
 #include "media/base/media_log.h"
 #include "media/base/video_frame.h"
 #include "third_party/WebKit/public/platform/WebMediaPlayerClient.h"
@@ -433,7 +432,7 @@ void WebMediaPlayerMS::OnVolumeMultiplierUpdate(double multiplier) {
 }
 
 bool WebMediaPlayerMS::copyVideoTextureToPlatformTexture(
-    blink::WebGraphicsContext3D* web_graphics_context,
+    gpu::gles2::GLES2Interface* gl,
     unsigned int texture,
     unsigned int internal_format,
     unsigned int type,
@@ -449,11 +448,6 @@ bool WebMediaPlayerMS::copyVideoTextureToPlatformTexture(
     return false;
   }
 
-  // TODO(dshwang): need more elegant way to convert WebGraphicsContext3D to
-  // GLES2Interface.
-  gpu::gles2::GLES2Interface* const gl =
-      static_cast<gpu_blink::WebGraphicsContext3DImpl*>(web_graphics_context)
-          ->GetGLInterface();
   media::SkCanvasVideoRenderer::CopyVideoFrameSingleTextureToGLTexture(
       gl, video_frame.get(), texture, internal_format, type, premultiply_alpha,
       flip_y);