GitLab

Fix |expandTreeItemInDirectoryTree| test helper function wait for
folder to expand and set the focus on directory tree, this fixes the
context menu tests that expects the focus in the directory tree to
be able open context menu in the directory tree.

Fix test |fileDisplayComputers| to pass the volume type because it was
trying to expand Downloads volume and the wait for Downloads be
expanded was failing, this test wants to expand Drive to be able to
expand Computers within Drive.

Change some selectors for Downloads to be compatible with MyFilesVolume
flag enabled and disabled.

Bug: 873539
Change-Id: I11ddd230746b8cc0804af818d9924146aa9b6da0
Reviewed-on: https://chromium-review.googlesource.com/c/1351977Reviewed-by: Joel Hockey <joelhockey@chromium.org>
Commit-Queue: Luciano Pacheco <lucmult@chromium.org>
Cr-Commit-Position: refs/heads/master@{#612522}