Bug 1302359 - Fix Promise.Reject() typo from bug 1299072 r=jya

MozReview-Commit-ID: 42XAL3TFGIF

dom/media/omx/MediaOmxReader.cpp

@@ -289,7 +289,7 @@ void MediaOmxReader::HandleResourceAllocated()
     nsIntSize displaySize(displayWidth, displayHeight);
     nsIntSize frameSize(width, height);
     if (!IsValidVideoRegion(frameSize, pictureRect, displaySize)) {
-      mMetadataPromise.RejectNS_ERROR_DOM_MEDIA_METADATA_ERR, __func__);
+      mMetadataPromise.Reject(NS_ERROR_DOM_MEDIA_METADATA_ERR, __func__);
       return;
     }