Bug 591614 - Enable -fomit-frame-pointer on OS X also in comm-central; r=Callek

configure.in

@@ -1893,7 +1893,7 @@ case "$target" in
 *-darwin*) 
     MKSHLIB='$(CXX) $(CXXFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
     MKCSHLIB='$(CC) $(CFLAGS) $(DSO_PIC_CFLAGS) $(DSO_LDOPTS) -o $@'
-    MOZ_OPTIMIZE_FLAGS="-O3"
+    MOZ_OPTIMIZE_FLAGS="-O3 -fomit-frame-pointer"
     _PEDANTIC=
     CFLAGS="$CFLAGS -fpascal-strings -fno-common"
     CXXFLAGS="$CXXFLAGS -fpascal-strings -fno-common"