GitLab

The NavigationController was not invalidating the URL when a pending
entry was removed.

To fix this, be more systematic, more stupid. Always invalidate the URL
when DiscardNonCommittedEntries() is called.

Bug: 998284.
Change-Id: I01f1d16bcb25fa827bf68a52db4de531429a8564
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1781434
Commit-Queue: Arthur Sonzogni <arthursonzogni@chromium.org>
Reviewed-by: Tao Bai <michaelbai@chromium.org>
Reviewed-by: Tommy Li <tommycli@chromium.org>
Reviewed-by: Charlie Reis <creis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#697145}