Move more uses of string16 to specify base::

base/containers/hash_tables.h

 // Copyright (c) 2011 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.
 //
 
 //
 // Deal with the differences between Microsoft and GNU implemenations
 // of hash_map. Allows all platforms to use |base::hash_map| and
 // |base::hash_set|.
 //  eg:
@@ skipping 85 matching lines @@
     struct hash<string_type> { \
       std::size_t operator()(const string_type& s) const { \
         std::size_t result = 0; \
         for (string_type::const_iterator i = s.begin(); i != s.end(); ++i) \
           result = (result * 131) + *i; \
         return result; \
       } \
     }
 
 DEFINE_STRING_HASH(std::string);
-DEFINE_STRING_HASH(string16);
+DEFINE_STRING_HASH(base::string16);
 
 #undef DEFINE_STRING_HASH
 
 }  // namespace BASE_HASH_NAMESPACE
 
 #else  // COMPILER
 #error define BASE_HASH_NAMESPACE for your compiler
 #endif  // COMPILER
 
 namespace base {
@@ skipping 138 matching lines @@
 #else
 #error define hash<std::pair<Type1, Type2> > for your compiler
 #endif  // COMPILER
 
 }
 
 #undef DEFINE_PAIR_HASH_FUNCTION_START
 #undef DEFINE_PAIR_HASH_FUNCTION_END
 
 #endif  // BASE_CONTAINERS_HASH_TABLES_H_