Plumb overlay processing into DirectRenderer.

gpu/command_buffer/client/gles2_implementation.cc

Index: gpu/command_buffer/client/gles2_implementation.cc
diff --git a/gpu/command_buffer/client/gles2_implementation.cc b/gpu/command_buffer/client/gles2_implementation.cc
index e0b0cb82f60b36b2a9e5f3f39217aaec0112f9d4..bae42f19031f2d6f915f72a3b00fdbc1449d23a1 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -2792,6 +2792,15 @@ void GLES2Implementation::SetSwapBuffersCompleteCallback(
   swap_buffers_complete_callback_ = swap_buffers_complete_callback;
 }
 
+void GLES2Implementation::ScheduleOverlayPlane(
+    int plane_z_order,
+    unsigned plane_transform,
+    const gpu::Mailbox& overlay_texture,
+    const gfx::Rect& display_bounds,
+    const gfx::RectF& uv_rect) {
+  NOTREACHED() << "Overlay supported isn't finished.";
+}
+
 void GLES2Implementation::OnSwapBuffersComplete() {
   if (!swap_buffers_complete_callback_.is_null())
     swap_buffers_complete_callback_.Run();