For now TiledLayerChromium::protectVisibleTileTextures() protects the whole layer:
Should this be changed to protectTileTextures(visibleLayerRect())?
I think you're right. I'm not sure why it wasn't this way to begin with.
Created attachment 126343 [details]
Comment on attachment 126343 [details]
Clearing flags on attachment: 126343
Committed r107352: <http://trac.webkit.org/changeset/107352>
All reviewed patches have been landed. Closing bug.