Remove some logging in ScreenlockBridge.

components/proximity_auth/screenlock_bridge.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/proximity_auth/screenlock_bridge.h"
 
 #include "base/strings/string16.h"
 #include "build/build_config.h"
 #include "components/proximity_auth/logging/logging.h"
 
@@ skipping 128 matching lines @@
       observer.OnScreenDidLock(screen_type);
   } else {
     for (auto& observer : observers_)
       observer.OnScreenDidUnlock(screen_type);
   }
 }
 
 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);
 }
 
 bool ScreenlockBridge::IsLocked() const {
   return lock_handler_ != nullptr;
 }
 
 void ScreenlockBridge::Lock() {
@@ skipping 19 matching lines @@
   observers_.RemoveObserver(observer);
 }
 
 ScreenlockBridge::ScreenlockBridge()
     : lock_handler_(nullptr), focused_account_id_(EmptyAccountId()) {}
 
 ScreenlockBridge::~ScreenlockBridge() {
 }
 
 }  // namespace proximity_auth