Cleanup: IWYU for base/gtest_prod_util.h.

content/browser/indexed_db/indexed_db_factory_impl.h

 // Copyright (c) 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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_IMPL_H_
 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_IMPL_H_
 
 #include <map>
 #include <set>
 #include <string>
 
+#include "base/gtest_prod_util.h"
 #include "content/browser/indexed_db/indexed_db_factory.h"
 
 namespace content {
 
 class IndexedDBContextImpl;
 
 class CONTENT_EXPORT IndexedDBFactoryImpl : public IndexedDBFactory {
  public:
   explicit IndexedDBFactoryImpl(IndexedDBContextImpl* context);
 
@@ skipping 105 matching lines @@
   std::set<scoped_refptr<IndexedDBBackingStore> > session_only_backing_stores_;
   IndexedDBBackingStoreMap backing_stores_with_active_blobs_;
   std::set<GURL> backends_opened_since_boot_;
 
   DISALLOW_COPY_AND_ASSIGN(IndexedDBFactoryImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_FACTORY_IMPL_H_