cc: Implement overdraw feedback debugging feature.

cc/test/pixel_test_output_surface.cc

Index: cc/test/pixel_test_output_surface.cc
diff --git a/cc/test/pixel_test_output_surface.cc b/cc/test/pixel_test_output_surface.cc
index b32bff80e47b077df4c7f5d19e527c811dcb390e..a6959532999e4b4657765ab49c2678afea5dd39c 100644
--- a/cc/test/pixel_test_output_surface.cc
+++ b/cc/test/pixel_test_output_surface.cc
@@ -44,7 +44,8 @@ void PixelTestOutputSurface::BindFramebuffer() {
 void PixelTestOutputSurface::Reshape(const gfx::Size& size,
                                      float device_scale_factor,
                                      const gfx::ColorSpace& color_space,
-                                     bool has_alpha) {
+                                     bool has_alpha,
+                                     bool use_stencil) {
   if (context_provider()) {
     context_provider()->ContextGL()->ResizeCHROMIUM(
         size.width(), size.height(), device_scale_factor, has_alpha);