Bug 209325 – Web Inspector: Uncaught Exception: TypeError: this._springEditor.removeListeners is not a function. (In 'this._springEditor.removeListeners()', 'this._springEditor.removeListeners' is undefined)

• Component: Web Inspector
• Status: RESOLVED FIXED

[Devin Rousso]

Uncaught Exception in Web Inspector.

Steps to Reproduce:
1. inspect <https://devinrousso.com/demo/WebKit/test.html>
2. go to <https://devinrousso.com/demo/WebKit/test.css> in the Sources Tab
3. find the `p` rule
4. hover over the `spring(1 100 10 0)` value for the `animation-timing-function` CSS property
5. click the down arrow
6. click to dismiss the popover

Uncaught Exceptions:
-----------------------
 - TypeError: this._springEditor.removeListeners is not a function. (In 'this._springEditor.removeListeners()', 'this._springEditor.removeListeners' is undefined) (at CodeMirrorSpringEditingController.js:54:43)
    popoverDidDismiss @ CodeMirrorSpringEditingController.js:54:43
    didDismissPopover @ CodeMirrorEditingController.js:195:31
    handleEvent @ Popover.js:192:52
-----------------------

Notes:
Inspected URL:        https://devinrousso.com/demo/WebKit/test.html
Loading completed:    true
Frontend User Agent:  Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_4) AppleWebKit/605.1.15 (KHTML, like Gecko)

[Devin Rousso]

Created attachment 394060 [details]
Patch

[Blaze Burg]

Comment on attachment 394060 [details]
Patch

rs=me

[EWS]

Committed r258848: <https://trac.webkit.org/changeset/258848>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 394060 [details].

[Radar WebKit Bug Importer]

<rdar://problem/60777308>