WebUI: add global "locale" key to loadTimeData in many cases

ui/base/webui/web_ui_util_unittest.cc

 // 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.
 
 #include "ui/base/webui/web_ui_util.h"
 
+#include "base/values.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 TEST(WebUIUtilTest, ParsePathAndScale) {
   std::string path;
 
   float factor = 0;
   GURL url("http://some/random/username@email/and/more");
   webui::ParsePathAndScale(url, &path, &factor);
   EXPECT_EQ("random/username@email/and/more", path);
@@ skipping 28 matching lines @@
   webui::ParsePathAndScale(url6, &path, &factor);
   EXPECT_EQ("random/username/and/more", path);
   EXPECT_EQ(1.4f, factor);
 
   factor = 0;
   GURL url7("http://some/random/username/and/more@1.3x");
   webui::ParsePathAndScale(url7, &path, &factor);
   EXPECT_EQ("random/username/and/more", path);
   EXPECT_EQ(1.3f, factor);
 }
+
+TEST(WebUIUtilTest, LanguageAndLocale) {
+  base::DictionaryValue defaults;
+  webui::SetLoadTimeDataDefaults("fr-CA", &defaults);
+
+  std::string language;
+  ASSERT_TRUE(defaults.GetString("language", &language));
+  EXPECT_STREQ("fr", language.c_str());
+
+  std::string locale;
+  ASSERT_TRUE(defaults.GetString("locale", &locale));
+  EXPECT_STREQ("fr-CA", locale.c_str());
+}