Switch cc to std::unordered_*.

cc/test/ordered_texture_map.h

 // Copyright 2013 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_TEST_ORDERED_TEXTURE_MAP_H_
 #define CC_TEST_ORDERED_TEXTURE_MAP_H_
 
 #include <stddef.h>
 
+#include <unordered_map>
 #include <vector>
 
-#include "base/containers/hash_tables.h"
 #include "base/memory/ref_counted.h"
 #include "third_party/khronos/GLES2/gl2.h"
 
 namespace cc {
 
 struct TestTexture;
 
 class OrderedTextureMap {
  public:
   OrderedTextureMap();
   ~OrderedTextureMap();
 
   void Append(GLuint id, scoped_refptr<TestTexture> texture);
   void Replace(GLuint id, scoped_refptr<TestTexture> texture);
   void Remove(GLuint id);
 
   size_t Size();
 
   bool ContainsId(GLuint id);
 
   scoped_refptr<TestTexture> TextureForId(GLuint id);
   GLuint IdAt(size_t index);
 
  private:
-  typedef base::hash_map<GLuint, scoped_refptr<TestTexture>> TextureMap;
-  typedef std::vector<GLuint> TextureList;
+  using TextureMap = std::unordered_map<GLuint, scoped_refptr<TestTexture>>;
+  using TextureList = std::vector<GLuint>;
 
   TextureMap textures_;
   TextureList ordered_textures_;
 };
 
 }  // namespace cc
 
 #endif  // CC_TEST_ORDERED_TEXTURE_MAP_H_