Fix MSVC7 build bustage from bug 389401, a=gavin for checkin to closed tree

js/src/xpconnect/src/Makefile.in

@@ -160,7 +160,7 @@ ifeq (,$(findstring GL,$(CXXFLAGS)))
 # use pre-compiled headers
 CXXFLAGS	+= -YX -Fp$(LIBRARY_NAME).pch
 # precompiled headers require write access to .pch which breaks -j builds
-.NOTPARALLEL::
+.NOTPARALLEL:
 endif
 endif
 endif