Move more string_util functions to base namespace.

extensions/common/message_bundle.cc

 // 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.
 
 #include "extensions/common/message_bundle.h"
 
 #include <string>
 #include <vector>
 
 #include "base/containers/hash_tables.h"
@@ skipping 263 matching lines @@
 }
 
 // static
 bool MessageBundle::IsValidName(const std::string& name) {
   if (name.empty())
     return false;
 
   std::string::const_iterator it = name.begin();
   for (; it != name.end(); ++it) {
     // Allow only ascii 0-9, a-z, A-Z, and _ in the name.
-    if (!IsAsciiAlpha(*it) && !IsAsciiDigit(*it) && *it != '_' && *it != '@')
+    if (!base::IsAsciiAlpha(*it) && !base::IsAsciiDigit(*it) && *it != '_' &&
+        *it != '@')
       return false;
   }
 
   return true;
 }
 
 // Dictionary interface.
 
 std::string MessageBundle::GetL10nMessage(const std::string& name) const {
   return GetL10nMessage(name, dictionary_);
@@ skipping 44 matching lines @@
     return &(it->second);
 
   return NULL;
 }
 
 void EraseL10nMessagesMap(const std::string& extension_id) {
   g_extension_to_messages_map.Get().messages_map.erase(extension_id);
 }
 
 }  // namespace extensions