Disable a test to allow landing a fix in third_party/webrtc

Bug: chromium:1115080
Change-Id: Ide2eceb4240d1e6bdf0fa9beaf1058428fab510d
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2367077Reviewed-by: Guido Urdaneta <guidou@chromium.org>
Commit-Queue: Harald Alvestrand <hta@chromium.org>
Cr-Commit-Position: refs/heads/master@{#800226}

third_party/blink/web_tests/TestExpectations

@@ -3059,7 +3059,7 @@ virtual/webrtc-wpt-plan-b/external/wpt/webrtc/RTCPeerConnection-restartIce-onneg
 crbug.com/1110833 external/wpt/webrtc/RTCPeerConnection-explicit-rollback-iceGatheringState.html [ Timeout ]
 
 # Tests that start hanging after implementing RTCRtpTransceiver.stop
-crbug.com/1115080 external/wpt/webrtc/RTCPeerConnection-iceGatheringState.html [ Timeout ]
+crbug.com/1115080 external/wpt/webrtc/RTCPeerConnection-iceGatheringState.html [ Timeout Pass Failure ]
 crbug.com/1115087 external/wpt/webrtc/RTCRtpTransceiver.https.html [ Timeout ]
 
 # See also crbug.com/920100 (sheriff 2019-01-09).