GitLab

Avoided the recreating of EnterpriseClipboardDlpController
every time on policy update by creating a new instance
only if there's not any instance running.

Bug: 1135480
Change-Id: I65b17ab262ceb1572b104dbc2a4456c1c4b55663
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2450280Reviewed-by: Sergey Poromov <poromov@chromium.org>
Reviewed-by: Darwin Huang <huangdarwin@chromium.org>
Reviewed-by: Nikita Podguzov <nikitapodguzov@chromium.org>
Commit-Queue: Aya Elsayed <ayaelattar@chromium.org>
Cr-Commit-Position: refs/heads/master@{#814574}