Force autoregister on the first run after completing a build (even for optimized builds) like seamonkey does.

browser/app/Makefile.in

@@ -195,6 +195,9 @@ install::
 	$(SYSINSTALL) $(IFLAGS1) $(ICON_FILES) $(DESTDIR)$(mozappdir)/icons
 endif
 
+libs::
+	touch $(DIST)/bin/.autoreg
+
 ifneq (,$(filter mac cocoa,$(MOZ_WIDGET_TOOLKIT)))
 
 APP_NAME = Mozilla\ Firebird

mail/app/Makefile.in

@@ -150,6 +150,9 @@ install::
 	$(SYSINSTALL) $(IFLAGS1) $(ICON_FILES) $(DESTDIR)$(mozappdir)/icons
 endif
 
+libs::
+	touch $(DIST)/bin/.autoreg
+
 ifneq (,$(filter mac cocoa,$(MOZ_WIDGET_TOOLKIT)))
 
 ifdef MOZ_DEBUG