GitLab

This moves the remaining states to NavigationRequest::NavigationState
and removes NavigationHandleState completely.

Bug: 916537
Change-Id: I6ccd701c8f5c12a59af3fa852031b0c9e2c55d53
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1890033
Commit-Queue: Mohamed Abdelhalim <zetamoo@chromium.org>
Reviewed-by: Camille Lamy <clamy@chromium.org>
Cr-Commit-Position: refs/heads/master@{#713052}