GitLab

Add a custom ActivityTestRule for DownloadActivity which can turn off animation scales during tests.

Spinner is removed in Download Home V2

Bug: 904030
Change-Id: If00ea1400b17bdbbc49fe2414d0c80a5ec47885b
Reviewed-on: https://chromium-review.googlesource.com/c/1278207
Commit-Queue: Yun Liu <yliuyliu@google.com>
Reviewed-by: David Trainor <dtrainor@chromium.org>
Reviewed-by: Xing Liu <xingliu@chromium.org>
Cr-Commit-Position: refs/heads/master@{#612390}