Add theme promo to NTP

chrome/browser/dom_ui/new_tab_ui.cc

 // Copyright (c) 2006-2009 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 "build/build_config.h"
 
 #include "chrome/browser/dom_ui/new_tab_ui.h"
 
 #include <set>
 
@@ skipping 377 matching lines @@
   localized_strings.SetString(L"showhidelisttooltip",
       l10n_util::GetString(IDS_NEW_TAB_SHOW_HIDE_LIST_TOOLTIP));
   localized_strings.SetString(L"pagedisplaytooltip",
       l10n_util::GetString(IDS_NEW_TAB_PAGE_DISPLAY_TOOLTIP));
   localized_strings.SetString(L"firstrunnotification",
       l10n_util::GetString(IDS_NEW_TAB_FIRST_RUN_NOTIFICATION));
   localized_strings.SetString(L"closefirstrunnotification",
       l10n_util::GetString(IDS_NEW_TAB_CLOSE_FIRST_RUN_NOTIFICATION));
   localized_strings.SetString(L"makethishomepage",
       l10n_util::GetString(IDS_NEW_TAB_MAKE_THIS_HOMEPAGE));
-
+  localized_strings.SetString(L"themelink",
+      l10n_util::GetString(IDS_THEMES_GALLERY_URL));
   // Don't initiate the sync related message passing with the page if the sync
   // code is not present.
   if (profile_->GetProfileSyncService())
     localized_strings.SetString(L"syncispresent", "true");
   else
     localized_strings.SetString(L"syncispresent", "false");
 
   if (!profile_->GetPrefs()->GetBoolean(prefs::kHomePageIsNewTabPage))
     localized_strings.SetString(L"showsetashomepage", "true");
 
   SetFontAndTextDirection(&localized_strings);
 
   // Let the tab know whether it's the first tab being viewed.
-  localized_strings.SetString(L"firstview",
-                              first_view_ ? L"true" : std::wstring());
-  first_view_ = false;
+  if (first_view_) {
+    localized_strings.SetString(L"firstview", L"true");
+
+    // Decrement ntp promo counter; the default value is specified in
+    // Browser::RegisterUserPrefs.
+    profile_->GetPrefs()->SetInteger(prefs::kNTPThemePromoRemaining,
+        profile_->GetPrefs()->GetInteger(prefs::kNTPThemePromoRemaining) - 1);
+    first_view_ = false;
+  }
 
   // Control fade and resize animations.
   std::wstring anim =
       Animation::ShouldRenderRichAnimation() ? L"true" : L"false";
   localized_strings.SetString(L"anim", anim);
 
   // In case we have the new new tab page enabled we first try to read the file
   // provided on the command line. If that fails we just get the resource from
   // the resource bundle.
   base::StringPiece new_tab_html;
@@ skipping 1302 matching lines @@
 bool NewTabUI::WebResourcesEnabled() {
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   return !command_line->HasSwitch(switches::kDisableWebResources);
 }
 
 // static
 bool NewTabUI::FirstRunDisabled() {
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   return command_line->HasSwitch(switches::kDisableNewTabFirstRun);
 }