Capture/Replay tests: Fix missing usage of ApplicationDir. This was changed to ModuleDir in http://crrev.com/c/3035444 Fixed the capture/replay self-tests. Bug: chromium:1219969 Change-Id: Iaada421e9748db1e8afe17acf0705d5a89db6edb Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3035248 Reviewed-by: Jamie Madill <jmadill@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>