icecat: add release icecat-140.10.1-1gnu1 for ecne

icecat/image/VectorImage.cpp

@@ -1603,6 +1603,10 @@ void VectorImage::OnSVGDocumentError() {
   // invalid document.
   ReportDocumentUseCounters();
 
+  // ProgressTracker::SyncNotifyProgress may release us, so ensure we
+  // stick around long enough to complete our work.
+  RefPtr<VectorImage> kungFuDeathGrip(this);
+
   if (mProgressTracker) {
     // Notify observers about the error and unblock page load.
     Progress progress = FLAG_HAS_ERROR;