Bug 147028. Change reference of Theme Park to theme sites (for brand). r=neil, sr=bz

xpfe/browser/resources/locale/en-US/navigator.properties

@@ -44,7 +44,7 @@ nothingAvailable=(Nothing Available)
 
 #navigator.js
 oldthemetitle=Warning: incompatible theme
-oldTheme=You have selected a theme which was designed for an earlier version of %brand% and is incompatible with your current %brand% version. Please check the %brand% Theme Park for an updated version of the theme. You can uninstall this theme by clicking \"OK\" button.
+oldTheme=You have selected a theme which was designed for an earlier version of %brand% and is incompatible with your current %brand% version. Please check %brand% theme sites for an updated version of the theme. You can uninstall this theme by clicking \"OK\" button.
 noPopupControl=can't control popups for this site
 
 # XXX - this sucks and should only be temporary.

xpfe/components/prefwindow/resources/locale/en-US/prefutilities.properties

@@ -9,7 +9,7 @@ hiderow=Hide
 applyThemePrefix=Apply %theme_name% 
 uninstallThemePrefix=Uninstall %theme_name% 
 
-oldTheme=You have selected a theme which was designed for an earlier version of %brand% and is incompatible with your current %brand% version. Please check the %brand% Theme Park for an updated version of the theme. You can uninstall this theme by clicking \"Uninstall %theme_name%\" button.
+oldTheme=You have selected a theme which was designed for an earlier version of %brand% and is incompatible with your current %brand% version. Please check %brand% theme sites for an updated version of the theme. You can uninstall this theme by clicking \"Uninstall %theme_name%\" button.
 
 languageAlert=Please restart %brand% to use the new preferred language or region setting.
 languageTitle=Change Language