Remove some logging in ScreenlockBridge.

components/proximity_auth/screenlock_bridge.cc

Index: components/proximity_auth/screenlock_bridge.cc
diff --git a/components/proximity_auth/screenlock_bridge.cc b/components/proximity_auth/screenlock_bridge.cc
index e5ca4f2545bb98a9d36e82ad4d589dd60d2c5bc6..55017202d9cf588653935029ddbba41f3a518176 100644
--- a/components/proximity_auth/screenlock_bridge.cc
+++ b/components/proximity_auth/screenlock_bridge.cc
@@ -146,7 +146,6 @@ void ScreenlockBridge::SetLockHandler(LockHandler* lock_handler) {
 void ScreenlockBridge::SetFocusedUser(const AccountId& account_id) {
   if (account_id == focused_account_id_)
     return;
-  PA_LOG(INFO) << "Focused user changed to " << account_id.Serialize();
   focused_account_id_ = account_id;
   for (auto& observer : observers_)
     observer.OnFocusedUserChanged(account_id);