[webkit-reviews] review requested: [Bug 131691] JSVirtualMachine could disappear and take its external object graph with it : [Attachment 229890] Fix build

[bugzilla-daemon at webkit.org]

Mark Hahnenberg <mhahnenberg at apple.com> has asked  for review:
Bug 131691: JSVirtualMachine could disappear and take its external object graph
with it
https://bugs.webkit.org/show_bug.cgi?id=131691

Attachment 229890: Fix build
https://bugs.webkit.org/attachment.cgi?id=229890&action=review