bugzilla bug 89725, PDT+, code=stephen walker, r=bbarsky, sr=blake, fix empty content pack submenu in prefs, had failed to register chrome

extensions/content-packs/resources/Makefile.in

@@ -30,5 +30,5 @@ include $(topsrcdir)/config/rules.mk
 
 install::
 	$(REGCHROME) content content-packs content-packs.jar
-	$(REGCHROME) locale en-US/content-packs content-packs.jar
+	$(REGCHROME) locale en-US/content-packs en-US.jar
 

extensions/content-packs/resources/makefile.win

@@ -26,4 +26,4 @@ include <$(DEPTH)\config\rules.mak>
 
 chrome::
         $(REGCHROME) content content-packs content-packs.jar
-        $(REGCHROME) locale en-US/content-packs content-packs.jar
+        $(REGCHROME) locale en-US/content-packs en-US.jar