Small cleanup to extension function registration to avoid scattered definitions.

chrome/browser/extensions/extension_i18n_api.cc

 // Copyright (c) 2009 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 "chrome/browser/extensions/extension_i18n_api.h"
 
 #include "chrome/browser/profile.h"
 #include "chrome/common/pref_names.h"
 
-namespace extension_i18n_api_functions {
-  const char kGetAcceptLanguagesFunction[] = "i18n.getAcceptLanguages";
-}  // namespace extension_i18n_api_functions
-
 namespace {
   // Errors.
   const char kEmptyAcceptLanguagesError[] = "accept-languages is empty.";
 }  // namespace
 
 bool GetAcceptLanguagesFunction::RunImpl() {
   std::wstring acceptLanguages =
       profile()->GetPrefs()->GetString(prefs::kAcceptLanguages);
   // Currently, there are 2 ways to set browser's accept-languages: through UI
   // or directly modify the preference file. The accept-languages set through
@@ skipping 26 matching lines @@
     // ending with ','.
     if (end == std::wstring::npos || begin >= acceptLanguages.length())
       break;
   }
   if (static_cast<ListValue*>(result_.get())->GetSize() == 0) {
     error_ = kEmptyAcceptLanguagesError;
     return false;
   }
   return true;
 }