Repro for crbug.com/333756098

This illustrates how to debug compression dictionary related errors in Chrome DevTools front-end.

Steps

1. Open DevTools
2. Select error type: CossOriginNoCorsRequest ExpiredResponse InvalidMatchField InvalidStructuredHeader NavigationRequest NoMatchField NonListMatchDestField NonSecureContext NonStringIdField NonStringInMatchDestList NonStringMatchField NonTokenTypeField TooLongIdField UnsupportedType UseErrorCrossOriginNoCorsRequest UseErrorDictionaryLoadFailure UseErrorMachingDictionaryNotUsed UseErrorUnexpectedContentDictionaryHeader
3. Click this button.
4. Delete "Shared Dictionary/cache/" directory under the User Data Directory.
5. Click this button.
6. See DevTools Issues tab for the error message.