Delete CC.

cc/output/overlay_candidate_validator.h

-// Copyright 2014 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CC_OUTPUT_OVERLAY_CANDIDATE_VALIDATOR_H_
-#define CC_OUTPUT_OVERLAY_CANDIDATE_VALIDATOR_H_
-
-#include <vector>
-
-#include "cc/output/overlay_candidate.h"
-
-namespace cc {
-
-// This class that can be used to answer questions about possible overlay
-// configurations for a particular output device.
-class OverlayCandidateValidator {
- public:
-  // A list of possible overlay candidates is presented to this function.
-  // The expected result is that those candidates that can be in a separate
-  // plane are marked with |overlay_handled| set to true, otherwise they are
-  // to be traditionally composited.
-  virtual void CheckOverlaySupport(OverlayCandidateList* surfaces) = 0;
-
-  virtual ~OverlayCandidateValidator() {}
-};
-
-}  // namespace cc
-
-#endif  // CC_OUTPUT_OVERLAY_CANDIDATE_VALIDATOR_H_