ash: Remove broken display notification suppression when settings is open

chrome/browser/ui/ash/system_tray_client.cc

 // Copyright 2016 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 "chrome/browser/ui/ash/system_tray_client.h"
 
 #include "ash/common/session/session_state_delegate.h"
 #include "ash/common/wm_shell.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 14 matching lines @@
 #include "content/public/browser/user_metrics.h"
 #include "content/public/common/service_manager_connection.h"
 #include "net/base/escape.h"
 #include "services/shell/public/cpp/connector.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using chromeos::LoginState;
 
 namespace {
 
+const char kDisplaySettingsSubPageName[] = "display";
 const char kPaletteSettingsSubPageName[] = "stylus-overlay";
 
 SystemTrayClient* g_instance = nullptr;
 
 void ShowSettingsSubPageForActiveUser(const std::string& sub_page) {
   chrome::ShowSettingsSubPageForProfile(ProfileManager::GetActiveUserProfile(),
                                         sub_page);
 }
 
 }  // namespace
 
-// static
-const char SystemTrayClient::kDisplaySettingsSubPageName[] = "display";
-const char SystemTrayClient::kDisplayOverscanSettingsSubPageName[] =
-    "displayOverscan";
-
 SystemTrayClient::SystemTrayClient() {
   // If this observes clock setting changes before ash comes up the IPCs will
   // be queued on |system_tray_|.
   g_browser_process->platform_part()->GetSystemClock()->AddObserver(this);
 
   DCHECK(!g_instance);
   g_instance = this;
 }
 
 SystemTrayClient::~SystemTrayClient() {
@@ skipping 131 matching lines @@
     connector->ConnectToInterface("service:content_browser", &system_tray_);
 
   // Tolerate ash crashing and coming back up.
   system_tray_.set_connection_error_handler(base::Bind(
       &SystemTrayClient::OnClientConnectionError, base::Unretained(this)));
 }
 
 void SystemTrayClient::OnClientConnectionError() {
   system_tray_.reset();
 }