remove unused files. bug 235426 r=bsmedberg sr=bzbarsky

modules/libutil/public/Makefile.in

@@ -31,8 +31,7 @@ XPIDL_MODULE	= util
 
 PACKAGE_FILE = libutil.pkg
 
-EXPORTS		= $(srcdir)/xp_obs.h \
-              $(srcdir)/stopwatch.h \
+EXPORTS		= $(srcdir)/stopwatch.h \
 			  $(srcdir)/nsTimer.h
 
 include $(topsrcdir)/config/rules.mk

modules/libutil/src/Makefile.in

@@ -31,7 +31,6 @@ LIBRARY_NAME	= mozutil_s
 REQUIRES	= xpcom \
 		  $(NULL)
 
-CSRCS		= obs.c
 CPPSRCS		= stopwatch.cpp
 
 FORCE_STATIC_LIB = 1