Convert //cc from scoped_ptr to std::unique_ptr.

cc/animation/animation_timeline.h

 // Copyright 2015 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_ANIMATION_ANIMATION_TIMELINE_H_
 #define CC_ANIMATION_ANIMATION_TIMELINE_H_
 
+#include <memory>
 #include <unordered_map>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
-#include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 
 namespace cc {
 
 class AnimationHost;
 class AnimationPlayer;
 
 // An AnimationTimeline owns a group of AnimationPlayers.
 // This is a cc counterpart for blink::AnimationTimeline (in 1:1 relationship).
 // Each AnimationTimeline and its AnimationPlayers have their copies on
@@ skipping 45 matching lines @@
   // Impl-only AnimationTimeline has no main thread instance and lives on
   // it's own.
   bool is_impl_only_;
 
   DISALLOW_COPY_AND_ASSIGN(AnimationTimeline);
 };
 
 }  // namespace cc
 
 #endif  // CC_ANIMATION_ANIMATION_TIMELINE_H_