Javascript examples tidy up

- Remove empty files
- Improve clean

Examples/Makefile.in

@@ -730,7 +730,8 @@ javascript_clean:
 	rm -f *_wrap* $(RUNME)
 	rm -f core @EXTRA_CLEAN@
 	rm -f *.@OBJEXT@ *@JSSO@ *.$(SO)
-	(cd $(ROOT_DIR)/Tools/javascript && $(MAKE) -s clean)
+	rm -f binding.gyp
+	cd $(ROOT_DIR)/Tools/javascript && $(MAKE) -s clean
 
 ##################################################################
 #####                       ANDROID                         ######

Examples/javascript/functor/Makefile

@@ -1,3 +1,3 @@
-SRCS = example.cxx
+SRCS =
 
 include $(SRCDIR)../example.mk

Examples/javascript/functor/binding.gyp.in

@@ -2,7 +2,7 @@
   "targets": [
     {
       "target_name": "example",
-      "sources": [ "$srcdir/example.cxx", "example_wrap.cxx" ],
+      "sources": [ "example_wrap.cxx" ],
       "include_dirs": ["$srcdir"]
     }
   ]

Examples/test-suite/javascript/Makefile.in

@@ -116,9 +116,6 @@ endif
 
 %.clean:
 	rm -rf $*
-
-clean:
-	rm -f *_wrap.cxx
-	rm -f *_wrap.c
-	rm -f *.so
-	rm -f *.o
+	rm -f $*_wrap.*
+	rm -f $*.so
+	rm -f $*.o