GitLab

Several of the AccessibilityBridgeTest suite's tests expect exact
numbers of commit calls to the SemanticTree, which will not be met in
general due to the asynchronous nature of e.g. page loads.

Also rename the TestNavigation to give it a less generic sounding name.

Bug: 1168126, 1167266
Change-Id: I51d557face6c31ee3b6649cc5a28f784311d64b3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2637500
Commit-Queue: Wez <wez@chromium.org>
Commit-Queue: Marina Ciocea <marinaciocea@chromium.org>
Reviewed-by: Marina Ciocea <marinaciocea@chromium.org>
Auto-Submit: Wez <wez@chromium.org>
Cr-Commit-Position: refs/heads/master@{#844791}