Replace Increment/DecrementKeepAliveCount by ScopedKeepAlives

chrome/browser/lifetime/keep_alive_types.h

 // 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.
 
 #ifndef CHROME_BROWSER_LIFETIME_KEEP_ALIVE_TYPES_H_
 #define CHROME_BROWSER_LIFETIME_KEEP_ALIVE_TYPES_H_
 
 #include <ostream>
 
 // Types here are used to register KeepAlives.
 // They Give indications about which kind of optimizations are allowed during
 // the KeepAlive's lifetime. This allows to have more info about the state of
 // the browser to optimize the resource consumption.
 
 // Refers to the what the KeepAlive's lifetime is tied to, to help debugging.
 enum class KeepAliveOrigin {
+  // c/b
+  APP_CONTROLLER,
+  BROWSER_PROCESS_CHROMEOS,
+
   // c/b/background
   BACKGROUND_MODE_MANAGER,
   BACKGROUND_MODE_MANAGER_STARTUP,
 
+  // c/b/chromeos
+  LOGIN_DISPLAY_HOST_IMPL,
+
   // c/b/ui
   APP_LIST_SERVICE_VIEWS,
   APP_LIST_SHOWER,
   CHROME_APP_DELEGATE,
+  PANEL,
   PANEL_VIEW,
   PROFILE_LOADER,
   USER_MANAGER_VIEW
 };
 
 // Restart: Allow Chrome to restart when all the registered KeepAlives allow
 // restarts
 enum class KeepAliveRestartOption { DISABLED, ENABLED };
 
 #ifndef NDEBUG
 std::ostream& operator<<(std::ostream& out, const KeepAliveOrigin& origin);
 std::ostream& operator<<(std::ostream& out,
                          const KeepAliveRestartOption& restart);
 #endif  // ndef NDEBUG
 
 #endif  // CHROME_BROWSER_LIFETIME_KEEP_ALIVE_TYPES_H_