tree adf7322699951d8d70aece36f06cf6c89a642cf8
parent 98fa357170587e470c5f27d3c3ea0947b71eb455
author Googler <noreply@google.com> 1478030353 +0000
committer Damien Neil <dneil@google.com> 1478206896 -0700

Produce an error when unmarshaling text protos if a oneof field is set more than once.
PiperOrigin-RevId: 137859856