ash: Remove broken display notification suppression when settings is open

ash/test/test_system_tray_delegate.cc

 // Copyright 2013 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 "ash/test/test_system_tray_delegate.h"
 
 #include <string>
 
 #include "ash/common/login_status.h"
 #include "ash/common/session/session_state_delegate.h"
@@ skipping 12 matching lines @@
 namespace test {
 
 namespace {
 
 bool g_system_update_required = false;
 LoginStatus g_initial_status = LoginStatus::USER;
 
 }  // namespace
 
 TestSystemTrayDelegate::TestSystemTrayDelegate()
-    : should_show_display_notification_(false),
-      login_status_(g_initial_status),
-      session_length_limit_set_(false) {}
+    : login_status_(g_initial_status), session_length_limit_set_(false) {}
 
 TestSystemTrayDelegate::~TestSystemTrayDelegate() {}
 
 // static
 void TestSystemTrayDelegate::SetInitialLoginStatus(LoginStatus login_status) {
   g_initial_status = login_status;
 }
 
 // static
 void TestSystemTrayDelegate::SetSystemUpdateRequired(bool required) {
@@ skipping 45 matching lines @@
   return login_status_ == LoginStatus::SUPERVISED;
 }
 
 void TestSystemTrayDelegate::GetSystemUpdateInfo(UpdateInfo* info) const {
   DCHECK(info);
   info->severity = UpdateInfo::UPDATE_NONE;
   info->update_required = g_system_update_required;
   info->factory_reset_required = false;
 }
 
-bool TestSystemTrayDelegate::ShouldShowDisplayNotification() {
-  return should_show_display_notification_;
-}
-
 bool TestSystemTrayDelegate::GetSessionStartTime(
     base::TimeTicks* session_start_time) {
   // Just returns TimeTicks::Now(), so the remaining time is always the
   // specified limit. This is useful for testing.
   if (session_length_limit_set_)
     *session_start_time = base::TimeTicks::Now();
   return session_length_limit_set_;
 }
 
 bool TestSystemTrayDelegate::GetSessionLengthLimit(
@@ skipping 19 matching lines @@
 void TestSystemTrayDelegate::GetCurrentIME(IMEInfo* info) {
   *info = current_ime_;
 }
 
 void TestSystemTrayDelegate::GetAvailableIMEList(IMEInfoList* list) {
   *list = ime_list_;
 }
 
 }  // namespace test
 }  // namespace ash