tree de09e0feb3dc9bddba567b98324f410bee153f2c
parent f65ff3b7bfc36f8426aa0199220b111e14ff92ee
author Jesse Costello-Good <jcg@google.com> 1623799572 -0700
committer Jonathan Nieder <jrn@google.com> 1623968278 +0000

Replace uses of the isNull and isNonnull soy functions with comparisons with the null literal.

These functions were introduced in Soy v1 to solve a problem with the
expression parser. The language has since added support for more
idiomatic comparison patterns; migrate code to use them.

PiperOrigin-RevId: 379600497
Change-Id: I78e29703385ccba83a72942dfa1191f1c6516dad