[code coverage] Get binaries with valid coverage data for per-cl

llvm-cov bails out with error if a binary doesn't have any coverage
data, and this CL implements a solution to filter binaries only with
valid coverage data.

Bug: 929769
Change-Id: I6765fc04bf7cb4eac42c97eb33b42274df0b6e3e
Reviewed-on: https://chromium-review.googlesource.com/c/1459983
Commit-Queue: Yuke Liao <liaoyuke@chromium.org>
Reviewed-by: Shuotao Gao <stgao@chromium.org>
3 files changed
tree: 37966ce9fddf0e9557c5ac7f0033a47a92241835
  1. infra/
  2. masters/
  3. scripts/
  4. site_config/
  5. slave/
  6. tests/
  7. third_party/
  8. .gitattributes
  9. .gitignore
  10. .vpython
  11. codereview.settings
  12. DEPS
  13. environment.cfg.py
  14. LICENSE
  15. OWNERS
  16. PRESUBMIT.py
  17. README.md
  18. WATCHLISTS
README.md

build

Hi build contributor! If you do any change in scripts/master/ or touching any master's html/ directories, you must restart master.chromium.fyi first and ensure that it still works before restarting other masters.

Recipes

If you're here to make a change to ‘recipes’ (the code located in scripts/slave/recipes*), please take a look at the README for more information pertaining to recipes.