tree 72dd2ad42779af7355a22e36c10adb8b17f41e78
parent f2e2aa20c2f275dc854b9a37260f103fd2f9160f
author Jinseong Jeon <jsjeon@google.com> 1565163170 -0700
committer Jinseong Jeon <jsjeon@google.com> 1565281759 +0000

Remove NonNullParameterHintCollector.

We've no longer used non-null parameter hints from metadata since:
  https://r8-review.googlesource.com/c/r8/+/32444
That is, we already examine code and compute non-null-param-or-throw
(as well as non-null-param-on-normal-exit).

Bug: 138975804, 121377154
Change-Id: Ia22f41de74b789d54df265cad71ab95541c22acf