[webkit-reviews] review requested: [Bug 93306] Convert ScrollableArea ASSERT_NOT_REACHED virtuals into pure virtuals : [Attachment 156800] Fix override build errors

[bugzilla-daemon at webkit.org]

Adrienne Walker <enne at google.com> has asked  for review:
Bug 93306: Convert ScrollableArea ASSERT_NOT_REACHED virtuals into pure
virtuals
https://bugs.webkit.org/show_bug.cgi?id=93306

Attachment 156800: Fix override build errors
https://bugs.webkit.org/attachment.cgi?id=156800&action=review