Clean up type structure gunk
commit31b3c4b58172668844272db1314c083b07ae6e00
authorMax Wang <mwang@fb.com>
Thu, 31 Oct 2019 17:11:57 +0000 (31 10:11 -0700)
committerFacebook Github Bot <facebook-github-bot@users.noreply.github.com>
Thu, 31 Oct 2019 17:14:00 +0000 (31 10:14 -0700)
treedebc9f98f913553cd7a67e7e3de85b8323e5daef
parentfe9c87d9bb168acca5653712c7b94b2f5cd58ba4
Clean up type structure gunk

Summary:
All sorts of gunky and stateful in the tuple and shape cases.  Doing
a bit of light cleaning before I make more substantial changes.

Reviewed By: oulgen

Differential Revision: D18204380

fbshipit-source-id: 3b79ec32aa8318259a799d9464a41dc0c0af55f0
hphp/runtime/base/type-structure-helpers.cpp