Use Strings.isNullOrEmpty instead of just null check

Change-Id: Id46cfee896415b8437febd8e8a8abe6dd864c11c
1 file changed
tree: cec86f98ae1c9860e2a9ab8c57325a1263e7f5d3
  1. .buckconfig
  2. .gitignore
  3. .mailmap
  4. BUCK
  5. lib/
  6. src/