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This CL makes sure that when the application doesn't start a new
navigation when an error occurs while loading a session restoration
page.

Fixed: 1138895
Change-Id: I9d0b4558ddccf3f53f9dd8dd7d671434b31f1d77
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2520896
Commit-Queue: Gauthier Ambard <gambard@chromium.org>
Reviewed-by: Eugene But <eugenebut@chromium.org>
Cr-Commit-Position: refs/heads/master@{#825404}