diff -r 000000000000 -r 6474c204b198 dom/workers/test/extensions/traditional/Makefile.in
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dom/workers/test/extensions/traditional/Makefile.in	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,17 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+DIST_FILES = \
+  install.rdf \
+  worker.js \
+  $(NULL)
+
+TEST_EXTENSIONS_DIR = $(DEPTH)/_tests/testing/mochitest/extensions
+
+GENERATED_DIRS = $(TEST_EXTENSIONS_DIR)
+
+include $(topsrcdir)/config/rules.mk
+
+libs::
+	@(cd $(DIST)/xpi-stage && tar $(TAR_CREATE_FLAGS) - $(XPI_NAME)) | (cd $(TEST_EXTENSIONS_DIR) && tar -xf -)