Prevent setting topic to empty.

Change-Id: I058fe7e4f66f22397ea677428449e8bcc8be44e4
3 files changed
tree: 4be3ad62629a2c4b95ceaa660a5c4a5c16bea77b
  1. src/
  2. .gitignore
  3. BUILD
  4. external_plugin_deps.bzl
  5. LICENSE
  6. LICENSE-re2j