b=972983 use enum for BaseProxyHandler::Action values r=bholley

"inline" const static/class member initialization left missing symbols with gcc 4.7.3

--HG--
extra : rebase_source : 9e119ae9946e893b6113b838d49ab6384b472a99

js/src/jsproxy.h

@@ -146,11 +146,13 @@ class JS_FRIEND_API(BaseProxyHandler)
      * assertEnteredPolicy would pass GET | SET.
      */
     typedef uint32_t Action;
-    static const Action NONE = 0x00;
+    enum {
-    static const Action GET  = 0x01;
+        NONE      = 0x00,
-    static const Action SET  = 0x02;
+        GET       = 0x01,
-    static const Action CALL = 0x04;
+        SET       = 0x02,
-    static const Action ENUMERATE = 0x08;
+        CALL      = 0x04,
+        ENUMERATE = 0x08
+    };
 
     virtual bool enter(JSContext *cx, HandleObject wrapper, HandleId id, Action act,
                        bool *bp);