[webkit-reviews] review requested: [Bug 79157] [chromium] Painting a layer clears opaque rect in untouched tiles : [Attachment 128084] Patch

[bugzilla-daemon at webkit.org]

Dana Jansens <danakj at chromium.org> has asked  for review:
Bug 79157: [chromium] Painting a layer clears opaque rect in untouched tiles
https://bugs.webkit.org/show_bug.cgi?id=79157

Attachment 128084: Patch
https://bugs.webkit.org/attachment.cgi?id=128084&action=review