Bug 192677

Summary: REGRESSION [ Mac Debug ] Layout Test inspector/css/createStyleSheet.html is flaky failure
Product: WebKit Reporter: Truitt Savell <tsavell>
Component: Tools / TestsAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: ap, jlewis3, lforschler, ryanhaddad, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   

Description Truitt Savell 2018-12-13 13:34:47 PST
The following layout test is flaky on Mac Debug

inspector/css/createStyleSheet.html

Probable cause:

Unknown, test began failing recently around 11/21. Attempting to regress. 

Flakiness Dashboard:

https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=http%2Ftests%2Fcontentdispositionattachmentsandbox%2Freferer-header-stripped-with-meta-referer-default.html

Diff:
--- /Volumes/Data/slave/sierra-debug-tests-wk2/build/layout-test-results/inspector/css/createStyleSheet-expected.txt
+++ /Volumes/Data/slave/sierra-debug-tests-wk2/build/layout-test-results/inspector/css/createStyleSheet-actual.txt
@@ -1,5 +1,9 @@
 Test CSS.createStyleSheet.
 
+ERROR: Received a command response without a corresponding callback or promise. [object Object] 
+ERROR: Received a command response without a corresponding callback or promise. [object Object] 
+ERROR: Received a command response without a corresponding callback or promise. [object Object] 
+ERROR: Received a command response without a corresponding callback or promise. [object Object] 
 
 == Running test suite: CSS.createStyleSheet
 -- Running test case: CheckNoStyleSheets
Comment 1 Radar WebKit Bug Importer 2018-12-14 09:59:57 PST
<rdar://problem/46733183>
Comment 2 Truitt Savell 2019-02-12 15:17:47 PST
Test is not longer failing. History looks clean.