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The problem: In various cases we have seen that the user setting to ignore the restore option (nothing / all) gets ignored.
Examples: Per user command line changes enforce a restart of chrome after login. After update, ...

On ChromeOS we need only to overwrite the user setting when chrome crashed - which would be identified by the commandline option.

I run all browser tests and changed some tests to respect this behavior.

BUG=395925
TEST=existing unit tests

Review URL: https://codereview.chromium.org/653773003

Cr-Commit-Position: refs/heads/master@{#299995}