Bug 847382: Fix XULRunner SDK builds. r=glandium

toolkit/mozapps/installer/packager.mk

@@ -694,7 +694,7 @@ make-sdk:
 	  (cd $(DIST)/$(MOZ_APP_NAME)-sdk/lib && tar -xf -)
 	$(NSINSTALL) -D $(DIST)/$(SDK_PATH)
 ifndef PKG_SKIP_STRIP
-	USE_ELF_HACK= $(PYTHON) toolkit/mozapps/installer/strip.py $(DIST)/$(MOZ_APP_NAME)-sdk
+	USE_ELF_HACK= $(PYTHON) $(MOZILLA_DIR)/toolkit/mozapps/installer/strip.py $(DIST)/$(MOZ_APP_NAME)-sdk
 endif
 	cd $(DIST) && $(MAKE_SDK)
 

xulrunner/installer/Makefile.in

@@ -9,6 +9,8 @@ VPATH		= @srcdir@
 
 include $(DEPTH)/config/autoconf.mk
 
+STANDALONE_MAKEFILE := 1
+
 NO_PKG_FILES = \
 	xulrunner-config \
 	regchrome* \