CollectProcessData fails to find known browsers properly

CollectProcessData should not bail out on the first match of the known browsers.
Otherwise only one known browser would ever be matched between consequent runs.
Moreso first matched browser could also differ between runs of Chromium.

BUG=NONE
TEST=NONE

Review URL: https://codereview.chromium.org/811563009

Cr-Commit-Position: refs/heads/master@{#312680}
1 file changed