[webkit-reviews] review requested: [Bug 63363] Add an option to enable legacy rounding hacks : [Attachment 98561] Re-add most rounding hack code and add SPI for enabling it on OS X

[bugzilla-daemon at webkit.org]

mitz at webkit.org has asked  for review:
Bug 63363: Add an option to enable legacy rounding hacks
https://bugs.webkit.org/show_bug.cgi?id=63363

Attachment 98561: Re-add most rounding hack code and add SPI for enabling it on
OS X
https://bugs.webkit.org/attachment.cgi?id=98561&action=review