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

cc/base/list_container.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_BASE_LIST_CONTAINER_H_
 #define CC_BASE_LIST_CONTAINER_H_
 
 #include <stddef.h>
 
+#include <memory>
+
 #include "base/logging.h"
 #include "base/macros.h"
-#include "base/memory/scoped_ptr.h"
 #include "cc/base/cc_export.h"
 #include "cc/base/list_container_helper.h"
 
 namespace cc {
 
 // ListContainer is a container type that handles allocating contiguous memory
 // for new elements and traversing through elements with either iterator or
 // reverse iterator. Since this container hands out raw pointers of its
 // elements, it is very important that this container never reallocate its
 // memory so those raw pointer will continue to be valid.  This class is used to
@@ skipping 314 matching lines @@
 
  private:
   ListContainerHelper helper_;
 
   DISALLOW_COPY_AND_ASSIGN(ListContainer);
 };
 
 }  // namespace cc
 
 #endif  // CC_BASE_LIST_CONTAINER_H_