[webkit-reviews] review requested: [Bug 77664] Add API tests for didNewFirstVisuallyNonEmptyLayout : [Attachment 125157] Patch

[bugzilla-daemon at webkit.org]

Beth Dakin <bdakin at apple.com> has asked  for review:
Bug 77664: Add API tests for didNewFirstVisuallyNonEmptyLayout
https://bugs.webkit.org/show_bug.cgi?id=77664

Attachment 125157: Patch
https://bugs.webkit.org/attachment.cgi?id=125157&action=review