cc: Route offscreen context creation for compositor to the browser.

webkit/compositor_bindings/web_layer_tree_view_impl.h

Index: webkit/compositor_bindings/web_layer_tree_view_impl.h
diff --git a/webkit/compositor_bindings/web_layer_tree_view_impl.h b/webkit/compositor_bindings/web_layer_tree_view_impl.h
index de6b6aeacfd090f387f05044576d98d3f2c00ff8..70bff3e0f224f01880df31ff15dbbfb884ca9c1c 100644
--- a/webkit/compositor_bindings/web_layer_tree_view_impl.h
+++ b/webkit/compositor_bindings/web_layer_tree_view_impl.h
@@ -70,6 +70,11 @@ public:
     virtual void applyScrollAndScale(gfx::Vector2d scrollDelta, float pageScale) OVERRIDE;
     virtual scoped_ptr<cc::OutputSurface> createOutputSurface() OVERRIDE;
     virtual void didRecreateOutputSurface(bool success) OVERRIDE;
+    virtual WebKit::WebGraphicsContext3D* OffscreenContext3dForMainThread() OVERRIDE;
+    virtual WebKit::WebGraphicsContext3D* OffscreenContext3dForCompositorThread() OVERRIDE;
+    virtual GrContext* OffscreenGrContextForMainThread() OVERRIDE;
+    virtual GrContext* OffscreenGrContextForCompositorThread() OVERRIDE;
+    virtual void DestroyOffscreenContext3dForCompositorThread() OVERRIDE;
     virtual scoped_ptr<cc::InputHandler> createInputHandler() OVERRIDE;
     virtual void willCommit() OVERRIDE;
     virtual void didCommit() OVERRIDE;