Bug 215495 – Web Inspector: Assertion Failed: removeEventListener cannot remove css-manager-style-sheet-added because it doesn't exist.

• Component: Web Inspector
• Status: RESOLVED FIXED

[Devin Rousso]

[Error] Assertion Failed: removeEventListener cannot remove css-manager-style-sheet-added because it doesn't exist.
	removeEventListener (Object.js:93)
	ondetach (FrameTreeElement.js:124)
	_detach (TreeElement.js:294)
	removeChildAtIndex (TreeOutline.js:341)
	removeChild (TreeOutline.js:362)
	_removeTreeElement (FolderizedTreeElement.js:257)
	removeChildForRepresentedObject (FolderizedTreeElement.js:134)
	_childFrameWasRemoved (FrameTreeElement.js:259)
	dispatch (Object.js:165)
	dispatchEventToListeners (Object.js:172)
	removeChildFrame (Frame.js:348)
	frameDidDetach (NetworkManager.js:619)
	frameDetached (PageObserver.js:47)
	_dispatchEvent (Connection.js:210)
	dispatch (Connection.js:79)
	dispatchMessageFromTarget (TargetManager.js:176)
	dispatchMessageFromTarget (TargetObserver.js:47)
	_dispatchEvent (Connection.js:210)
	dispatch (Connection.js:79)
	dispatch (InspectorBackend.js:231)
	(anonymous function) (MessageDispatcher.js:42)

[Devin Rousso]

Created attachment 406576 [details]
Patch

[Joseph Pecoraro]

Comment on attachment 406576 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=406576&action=review

r=me

> Source/WebInspectorUI/ChangeLog:10
> +        Check `this.listItemElement`, which is eqivalent to `WI.View.prototype.didInitialLayout`.

Typo: "eqivalent" => equivalent

Probably worth saying "equivalent to a didInitialLayout for a TreeElement".

[Devin Rousso]

Created attachment 406631 [details]
Patch

[EWS]

Committed r265714: <https://trac.webkit.org/changeset/265714>

All reviewed patches have been landed. Closing bug and clearing flags on attachment 406631 [details].

[Radar WebKit Bug Importer]

<rdar://problem/67104654>