Bug 1352572 - Return NPERR_GENERIC_ERROR if plugin calls NPN_PostURLNotify(file=true); r=bsmedberg

NPN_PostURLNotify(file=true) is no longer supported in NPAPI.

MozReview-Commit-ID: 12JlYduC7R8

--HG--
extra : rebase_source : dc9bd752f74b727d003c1371211095bc6656b8d3

dom/plugins/ipc/PluginModuleChild.cpp

@@ -1169,6 +1169,11 @@ _posturlnotify(NPP aNPP,
     if (!aBuffer)
         return NPERR_INVALID_PARAM;
 
+    if (aIsFile) {
+      PLUGIN_LOG_DEBUG(("NPN_PostURLNotify with file=true is no longer supported"));
+      return NPERR_GENERIC_ERROR;
+    }
+
     nsCString url = NullableString(aRelativeURL);
     auto* sn = new StreamNotifyChild(url);