DO NOT MERGE: [ClipboardService] Check notification setting for given user Test: Manual Bug: 466379087 Flag: EXEMPT CVE_FIX Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:5572625867bc3f4bc375129df666bc6d2000053f Merged-In: Iff63d51c5b269649589c45a8aab0bb9f75b7254a Change-Id: Iff63d51c5b269649589c45a8aab0bb9f75b7254a