Ensure that tips change when the Chrome language changes....

chrome/browser/dom_ui/tips_handler.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 "base/string_util.h"
 #include "base/values.h"
+#include "chrome/browser/browser_process.h"
 #include "chrome/browser/dom_ui/tips_handler.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/web_resource/web_resource_service.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/web_resource/web_resource_unpacker.h"
 #include "chrome/common/url_constants.h"
 #include "googleurl/src/gurl.h"
 
 DOMMessageHandler* TipsHandler::Attach(DOMUI* dom_ui) {
   dom_ui_ = dom_ui;
@@ skipping 11 matching lines @@
   // List containing the tips to be displayed.
   ListValue list_value;
 
   // Holds the web resource data found in the preferences cache.
   ListValue* wr_list;
 
   // These values hold the data for each web resource item.
   int current_tip_index;
   std::string current_tip;
 
+  // If tips are not correct for our locale, do not send.  Wait for update.
+  // We need to check here because the new tab page calls for tips before
+  // the tip service starts up.
+  PrefService* current_prefs = dom_ui_->GetProfile()->GetPrefs();
+  if (current_prefs->HasPrefPath(prefs::kNTPTipsServer)) {
+    std::wstring server = current_prefs->GetString(prefs::kNTPTipsServer);
+    std::wstring locale = ASCIIToWide(
+        g_browser_process->GetApplicationLocale());
+    if (!EndsWith(server, locale, false)) {
+      dom_ui_->CallJavascriptFunction(L"tips", list_value);
+      return;
+    }
+  }
+
   if (tips_cache_ != NULL && tips_cache_->GetSize() >= 0) {
     if (tips_cache_->GetInteger(
         WebResourceService::kCurrentTipPrefName, &current_tip_index) &&
         tips_cache_->GetList(
         WebResourceService::kTipCachePrefName, &wr_list)) {
       if (wr_list && wr_list->GetSize() > 0)
       if (wr_list->GetSize() <= static_cast<size_t>(current_tip_index))
         current_tip_index = 0;
       if (wr_list->GetString(current_tip_index, &current_tip)) {
         DictionaryValue* tip_dict = new DictionaryValue();
@@ skipping 15 matching lines @@
   prefs->RegisterStringPref(prefs::kNTPTipsServer,
                             WebResourceService::kDefaultResourceServer);
 }
 
 bool TipsHandler::IsValidURL(const std::wstring& url_string) {
   GURL url(WideToUTF8(url_string));
   return !url.is_empty() && (url.SchemeIs(chrome::kHttpScheme) ||
                              url.SchemeIs(chrome::kHttpsScheme));
 }