[webkit-reviews] review requested: [Bug 43221] Move WebGL-specific code out of GraphicsContext3D so that G3D can be used as a generic accelerated drawing API : [Attachment 63401] Patch (re-)introducing EXTRACT macro

[bugzilla-daemon at webkit.org]

Kenneth Russell <kbr at google.com> has asked  for review:
Bug 43221: Move WebGL-specific code out of GraphicsContext3D so that G3D can be
used as a generic accelerated drawing API
https://bugs.webkit.org/show_bug.cgi?id=43221

Attachment 63401: Patch (re-)introducing EXTRACT macro
https://bugs.webkit.org/attachment.cgi?id=63401&action=review

------- Additional Comments from Kenneth Russell <kbr at google.com>
>From the ChangeLog:

Added a helper macro to extract the contents of WebGL objects to reduce
duplicated code and fix a couple of potential crashes introduced in the
previous refactoring.