tree ea1384711442f081a774962f6c7c2ee00bfe0f61
parent 2a930469533c3b541443488a629fe25cd8ff53d0
author renjietang <renjietang@google.com> 1562194651 -0700
committer Copybara-Service <copybara-worker@google.com> 1562683333 -0700

Remove unused pending stream constructors.

gfe-relnote: unused code, not protected.
PiperOrigin-RevId: 256453413
Change-Id: I6095dc24832750539155067071867f229d260d4d