binary_size_trybot.py: Use a tempdir rather than output_dir for .size files

Using the output directory didn't work when changes add landmines.

Bug: 914613
Change-Id: I6fbce8f65e661aeb634f0d33183a8706cdc2b7ee
Reviewed-on: https://chromium-review.googlesource.com/c/1375011
Auto-Submit: agrieve <agrieve@chromium.org>
Reviewed-by: John Budorick <jbudorick@chromium.org>
Commit-Queue: John Budorick <jbudorick@chromium.org>
5 files changed
tree: 437fbfffe2e3091859b7cbd696c7c584961498c0
  1. .gitattributes
  2. .gitignore
  3. .vpython
  4. DEPS
  5. LICENSE
  6. OWNERS
  7. PRESUBMIT.py
  8. README.md
  9. WATCHLISTS
  10. codereview.settings
  11. environment.cfg.py
  12. infra/
  13. masters/
  14. scripts/
  15. site_config/
  16. slave/
  17. tests/
  18. third_party/
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.