Flaky external/wpt/web-animations/timing-model/animations/pausing-an-animation.html

TBR=kevers@chromium.org

Bug: 997149
Change-Id: I726001d9f8ba39f87caaed3e0fb819d0765cbce2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1768773Reviewed-by: Vasilii Sukhanov <vasilii@chromium.org>
Cr-Commit-Position: refs/heads/master@{#690370}

third_party/blink/web_tests/TestExpectations

@@ -4731,6 +4731,7 @@ crbug.com/785230 [ Mac ] external/wpt/css/css-text-decor/text-decoration-skip-in
 crbug.com/785230 [ Win ] external/wpt/css/css-text-decor/text-decoration-skip-ink-vertical-001.html [ Failure ]
 
 crbug.com/912362 external/wpt/web-animations/timing-model/timelines/timelines.html [ Failure ]
+crbug.com/997149 external/wpt/web-animations/timing-model/animations/pausing-an-animation.html [ Pass Failure ]
 
 # Decoding test timeout on Win7. Marked flaky to get imported in case it's flaky timeout everywhere.
 crbug.com/862938 external/wpt/encoding/textdecoder-fatal-single-byte.any.worker.html [ Pass Timeout ]