Rejigger ThemeService: move exposure of ThemeProvider interface to a

chrome/browser/ui/webui/theme_handler.cc

Index: chrome/browser/ui/webui/theme_handler.cc
diff --git a/chrome/browser/ui/webui/theme_handler.cc b/chrome/browser/ui/webui/theme_handler.cc
index f8b693cb3baac8f053a9c88aebaf0a8ec2384704..585d662a54758df1f051e4ff3ed4e71eb7e205d3 100644
--- a/chrome/browser/ui/webui/theme_handler.cc
+++ b/chrome/browser/ui/webui/theme_handler.cc
@@ -39,8 +39,8 @@ void ThemeHandler::Observe(int type,
                            const content::NotificationDetails& details) {
   DCHECK_EQ(chrome::NOTIFICATION_BROWSER_THEME_CHANGED, type);
   InitializeCSSCaches();
-  bool has_custom_bg = ThemeServiceFactory::GetForProfile(GetProfile())
-                           ->HasCustomImage(IDR_THEME_NTP_BACKGROUND);
+  bool has_custom_bg = ThemeService::GetThemeProviderForProfile(GetProfile())
+                           .HasCustomImage(IDR_THEME_NTP_BACKGROUND);
   base::DictionaryValue dictionary;
   dictionary.SetBoolean("hasCustomBackground", has_custom_bg);
   web_ui()->CallJavascriptFunction("ntp.themeChanged", dictionary);