Bug 495023 - No need to ender dom/tests ifndef ENABLE_TESTS, r+sr=jst

dom/Makefile.in

@@ -79,8 +79,11 @@ DIRS += \
   base \
   src \
   locales \
-  tests \
   $(NULL)
 
+ifdef ENABLE_TESTS
+DIRS += tests
+endif
+
 include $(topsrcdir)/config/rules.mk
 

dom/tests/Makefile.in

@@ -44,10 +44,8 @@ include $(DEPTH)/config/autoconf.mk
 
 MODULE = test_dom
 
-ifdef ENABLE_TESTS
 DIRS		+= mochitest
 XPCSHELL_TESTS = unit
-endif
 
 include $(topsrcdir)/config/rules.mk