Rewrite ClientRedirectAfterSameDocumentNavigation test.

This test is currently a unit test and the expectations it encodes do
not match reality. This CL rewrites it to be a browser test and verify
the correct behavior expected by session history.

Bug: 918565
Change-Id: I2bc1440de9325dce171b82ee19fc140433cfe5ff
Reviewed-on: https://chromium-review.googlesource.com/c/1455473
Reviewed-by: Alex Moshchuk <alexmos@chromium.org>
Commit-Queue: Nasko Oskov <nasko@chromium.org>
Cr-Commit-Position: refs/heads/master@{#629722}
2 files changed