Unused string removal on trunk only for Bug 468197 - Simplify / automate the addition of the pre-release suffix string (e.g. Alpha 1, Beta 2, etc.). r=mconnor

browser/locales/en-US/chrome/browser/browser.dtd

@@ -10,8 +10,6 @@
 <!-- LOCALIZATION NOTE (mainWindow.titlePrivateBrowsingSuffix): This will be appended to the window's title
                                                                 inside the private browsing mode -->
 <!ENTITY mainWindow.titlePrivateBrowsingSuffix "(Private Browsing)">
-<!-- LOCALIZATION NOTE (mainWindowPrivateBrowsing.titlemodifier): DONT_TRANSLATE -->
-<!ENTITY mainWindow.titlemodifierPrivateBrowsing "&mainWindow.titlemodifier; &mainWindow.titlePrivateBrowsingSuffix;">
 
 <!ENTITY tabCmd.label "New Tab">
 <!ENTITY tabCmd.accesskey "T">