cc: Allow overlay candidates with transforms.

cc/output/overlay_strategy_fullscreen.cc

Index: cc/output/overlay_strategy_fullscreen.cc
diff --git a/cc/output/overlay_strategy_fullscreen.cc b/cc/output/overlay_strategy_fullscreen.cc
index 2dd3e474268c80ad7cc85224fafb4395b8a00f24..e9401ec25c1f3a01dd035042cef01a695cc91b72 100644
--- a/cc/output/overlay_strategy_fullscreen.cc
+++ b/cc/output/overlay_strategy_fullscreen.cc
@@ -47,10 +47,6 @@ bool OverlayStrategyFullscreen::Attempt(
     return false;
   }
 
-  if (candidate.transform != gfx::OVERLAY_TRANSFORM_NONE) {
-    return false;
-  }
-
   if (!candidate.display_rect.origin().IsOrigin() ||
       gfx::ToRoundedSize(candidate.display_rect.size()) !=
           render_pass->output_rect.size() ||