[Sheriff] Mark external/wpt/web-nfc/NDEFReader_scan_filter.https.html as leaky

Bug: 1029417
Change-Id: I678b4de72cdebdd3cfd43685085ed0c34a1f24fe
Tbr: csharp
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1943073Reviewed-by: Takashi Sakamoto <tasak@google.com>
Commit-Queue: Takashi Sakamoto <tasak@google.com>
Cr-Commit-Position: refs/heads/master@{#720128}

third_party/blink/web_tests/LeakExpectations

@@ -108,6 +108,9 @@ crbug.com/998399 [ Linux ] virtual/omt-worker-fetch/external/wpt/service-workers
 crbug.com/769885 [ Linux ] virtual/android/fullscreen/full-screen-frameset.html [ Failure ]
 crbug.com/769885 [ Linux ] virtual/android/fullscreen/video-scrolled-iframe.html [ Failure ]
 
+# Sheriff 2019-11-29
+crbug.com/1029417 [ Linux ] external/wpt/web-nfc/NDEFReader_scan_filter.https.html [ Failure ]
+
 ###########################################################################
 # WARNING: Memory leaks must be fixed asap. Sheriff is expected to revert #
 # culprit CLs instead of suppressing the leaks. If you have any question, #