[Webkit-unassigned] [Bug 180171] New: Layout Test platform/mac/webrtc/captureCanvas-webrtc-software-encoder.html is flaky

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=180171

            Bug ID: 180171
           Summary: Layout Test
                    platform/mac/webrtc/captureCanvas-webrtc-software-enco
                    der.html is flaky
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: New Bugs
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ryanhaddad at apple.com

The following layout test is flaky on macOS, frequently timing out or failing. This is most apparent on High Sierra, but other versions are also affected.

platform/mac/webrtc/captureCanvas-webrtc-software-encoder.html

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=platform%2Fmac%2Fwebrtc%2FcaptureCanvas-webrtc-software-encoder.html

Diff from one of the failures on High Sierra:
--- /Volumes/Data/slave/highsierra-release-tests-wk1/build/layout-test-results/platform/mac/webrtc/captureCanvas-webrtc-software-encoder-expected.txt
+++ /Volumes/Data/slave/highsierra-release-tests-wk1/build/layout-test-results/platform/mac/webrtc/captureCanvas-webrtc-software-encoder-actual.txt
@@ -1,4 +1,4 @@


-PASS captureStream with webrtc 
+FAIL captureStream with webrtc promise_test: Unhandled rejection with value: "test4 failed"

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