Make return type of DispatchResourceReply consistent

ppapi/proxy/dispatch_reply_message.h

Index: ppapi/proxy/dispatch_reply_message.h
diff --git a/ppapi/proxy/dispatch_reply_message.h b/ppapi/proxy/dispatch_reply_message.h
index 0dc373901d42489bc4d9b2d0197164914b4c3dee..609240f711b1f237e6549f84b1d0598913473a26 100644
--- a/ppapi/proxy/dispatch_reply_message.h
+++ b/ppapi/proxy/dispatch_reply_message.h
@@ -34,9 +34,9 @@ inline void DispatchResourceReply(ObjT* obj, Method method,
 }
 
 template<class ObjT, class Method, class A, class B>
-inline int32_t DispatchResourceReply(ObjT* obj, Method method,
-                                     const ResourceMessageReplyParams& params,
-                                     const Tuple2<A, B>& arg) {
+inline void DispatchResourceReply(ObjT* obj, Method method,
+                                  const ResourceMessageReplyParams& params,
+                                  const Tuple2<A, B>& arg) {
   return (obj->*method)(params, arg.a, arg.b);
 }