tree 69f956b5eeb9afea0f0f0fea60f2e56f3b493b6c
parent 812d9137dfe746dc679874e16e3d9f2287313733
author Joe Tsai <joetsai@digital-static.net> 1536868480 -0700
committer Joe Tsai <thebrokentoaster@gmail.com> 1536868842 +0000

reflect/prototype: fix build due to protoreflect.Value method change

protoreflect.Value.IsNull was inverted to become IsValid in CL 134998.
However, that CL was submitted without a rebase,
which broke the build since CL 135255 added a few more usages of IsNull.

Change-Id: I5e52fb880ffc92e9d8f6cab30848e65b2d6dcbdc
Reviewed-on: https://go-review.googlesource.com/135337
Reviewed-by: Damien Neil <dneil@google.com>