[webkit-reviews] review requested: [Bug 111632] [chromium] Remove WebLayerTreeViewClient and WebLayerTreeView::Settings : [Attachment 191849] add back empty definition of WLTV::Settings since this can't be forward declared

[bugzilla-daemon at webkit.org]

James Robinson <jamesr at chromium.org> has asked	for review:
Bug 111632: [chromium] Remove WebLayerTreeViewClient and
WebLayerTreeView::Settings
https://bugs.webkit.org/show_bug.cgi?id=111632

Attachment 191849: add back empty definition of WLTV::Settings since this can't
be forward declared
https://bugs.webkit.org/attachment.cgi?id=191849&action=review