Fix build on Gerrit master

Change number and patch-set number are int on Gerrit
master. We need to convert into string when we evaluate as
generic properties to be used in the its-base rules.

This I9e4c8bffa change, changed Change.Id from string to int.

Change-Id: Ieec098eca84d52209d87fba8cff33cd51f8bc3aa
4 files changed
tree: 2f8d1ea8c95e4f5cc632e1f380efe1da1c053a8a
  1. .settings/
  2. src/
  3. tools/
  4. .gitignore
  5. bazlets.bzl
  6. BUILD
  7. LICENSE
  8. WORKSPACE