[webkit-reviews] review requested: [Bug 91015] Remove BUILDING_ON / TARGETING macros in favor of system availability macros : [Attachment 151791] Part 3 - Remove the macros

[bugzilla-daemon at webkit.org]

Mark Rowe (bdash) <mrowe at apple.com> has asked  for review:
Bug 91015: Remove BUILDING_ON / TARGETING macros in favor of system
availability macros
https://bugs.webkit.org/show_bug.cgi?id=91015

Attachment 151791: Part 3 - Remove the macros
https://bugs.webkit.org/attachment.cgi?id=151791&action=review