[Webkit-unassigned] [Bug 194309] New: [ Mac WK1 ] Regression Layout Test media/modern-media-controls/compact-media-controls/compact-media-controls-layout.html is a flaky text diff failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=194309

            Bug ID: 194309
           Summary: [ Mac WK1 ] Regression Layout Test
                    media/modern-media-controls/compact-media-controls/com
                    pact-media-controls-layout.html is a flaky text diff
                    failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: sroberts at apple.com
                CC: lforschler at apple.com

The following layout test is a flaky failure on Mac WK1

media/modern-media-controls/compact-media-controls/compact-media-controls-layout.html

Probable cause:

Bisecting down to build 230006. Changes were made to media control layout tests and now is a flaky text diff failure

Reproducible with:

run-webkit-tests t230006 media/modern-media-controls/compact-media-controls/compact-media-controls-layout.html --iterations 1000 -f -1

Flakiness Dashboard:

http://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=media%2Fmodern-media-controls%2Fcompact-media-controls%2Fcompact-media-controls-layout.html

Diff: 

--- /Volumes/Data/slave/mojave-release-tests-wk1/build/layout-test-results/media/modern-media-controls/compact-media-controls/compact-media-controls-layout-expected.txt
+++ /Volumes/Data/slave/mojave-release-tests-wk1/build/layout-test-results/media/modern-media-controls/compact-media-controls/compact-media-controls-layout-actual.txt
@@ -1,5 +1,5 @@
+CONSOLE MESSAGE: line 140: Button failed to load, iconName = InvalidCompact, layoutTraits = 8, src = InvalidCompact.pdf
 CONSOLE MESSAGE: line 140: Button failed to load, iconName = PlayCompact, layoutTraits = 8, src = PlayCompact.pdf
-CONSOLE MESSAGE: line 140: Button failed to load, iconName = InvalidCompact, layoutTraits = 8, src = InvalidCompact.pdf
 CONSOLE MESSAGE: line 140: Button failed to load, iconName = ActivityIndicatorSpriteCompact, layoutTraits = 8, src = ActivityIndicatorSpriteCompact at 1x.png
 Testing the CompactMediaControls layout.

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