Bug 552622 Failed to build mochitest on Solaris r=ted.mielczarek

modules/plugin/test/mochitest/Makefile.in

@@ -120,4 +120,4 @@ libs:: $(_MOCHICHROME_FILES)
 	$(INSTALL) $^ $(DEPTH)/_tests/testing/mochitest/chrome/$(relativesrcdir)
 
 libs:: $(_MOCHITEST_FILES)
-	$(INSTALL) $^ $(DEPTH)/_tests/testing/mochitest/tests/$(relativesrcdir)
+	$(INSTALL) $(foreach f,$^,"$f") $(DEPTH)/_tests/testing/mochitest/tests/$(relativesrcdir)