[webkit-reviews] review requested: [Bug 166634] Web Inspector: convert some DOMTreeManager methods to support promises and unify related test code : [Attachment 298144] [PATCH] Proposed Fix v2

[bugzilla-daemon at webkit.org]

Brian Burg <bburg at apple.com> has asked	for review:
Bug 166634: Web Inspector: convert some DOMTreeManager methods to support
promises and unify related test code
https://bugs.webkit.org/show_bug.cgi?id=166634

Attachment 298144: [PATCH] Proposed Fix v2

https://bugs.webkit.org/attachment.cgi?id=298144&action=review