GitLab

Cleanup DeviceMinimumVersion browser tests

The browser tests only require a single requirement in the policy
value and the code to create such policy value is getting repeated
in all tests. Now, extracting the code to create policy value into a
function.

Bug: 1126163
Change-Id: I3e7c35ffc629e2b85ef5cf8bd19f6a429382cbd8
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2401619
Commit-Queue: Saurabh Nijhara <snijhara@google.com>
Reviewed-by: Maksim Ivanov <emaxx@chromium.org>
Cr-Commit-Position: refs/heads/master@{#805425}