Revert 204487 "Factor out AppLifetimeMonitor."

Was causing BrowserCommandControllerTest.IncognitoModeOnSigninAllowedPrefChange to crash.

> Factor out AppLifetimeMonitor.
> 
> AppLifetimeMonitor listens to extension host notifications and observes
> ShellWindowRegistry. It sends out notifications when:
> - an app starts
> - the first shell window opens
> - the last shell window closes
> - the app stops
> 
> BUG=
> 
> Review URL: https://chromiumcodereview.appspot.com/16412002

TBR=jackhou@chromium.org

Review URL: https://codereview.chromium.org/16554002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@204495 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 112 deletions

diff --git a/apps/app_lifetime_monitor.cc b/apps/app_lifetime_monitor.cc
deleted file mode 100644
index 458ca76..0000000
--- a/apps/app_lifetime_monitor.cc
+++ /dev/null
@@ -1,112 +0,0 @@
-// 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 "apps/app_lifetime_monitor.h"
-
-#include "chrome/browser/extensions/extension_host.h"
-#include "chrome/browser/ui/extensions/shell_window.h"
-#include "chrome/common/chrome_notification_types.h"
-#include "chrome/common/extensions/extension.h"
-#include "content/public/browser/notification_details.h"
-#include "content/public/browser/notification_service.h"
-
-namespace apps {
-
-using extensions::Extension;
-using extensions::ExtensionHost;
-using extensions::ShellWindowRegistry;
-
-AppLifetimeMonitor::AppLifetimeMonitor(Profile* profile)
-    : profile_(profile) {
-  registrar_.Add(
-      this, chrome::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING,
-      content::NotificationService::AllSources());
-  registrar_.Add(
-      this, chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED,
-      content::NotificationService::AllSources());
-
-  ShellWindowRegistry* shell_window_registry =
-      ShellWindowRegistry::Factory::GetForProfile(
-          profile_, false /* create */);
-  if (shell_window_registry)
-    shell_window_registry->AddObserver(this);
-}
-
-AppLifetimeMonitor::~AppLifetimeMonitor() {}
-
-void AppLifetimeMonitor::AddObserver(Observer* observer) {
-  observers_.AddObserver(observer);
-}
-
-void AppLifetimeMonitor::RemoveObserver(Observer* observer) {
-  observers_.RemoveObserver(observer);
-}
-
-void AppLifetimeMonitor::Observe(int type,
-                                const content::NotificationSource& source,
-                                const content::NotificationDetails& details) {
-  ExtensionHost* host = content::Details<ExtensionHost>(details).ptr();
-  const Extension* extension = host->extension();
-  if (!extension || !extension->is_platform_app())
-    return;
-
-  switch (type) {
-    case chrome::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING: {
-      NotifyAppStart(extension->id());
-      break;
-    }
-
-    case chrome::NOTIFICATION_EXTENSION_HOST_DESTROYED: {
-      NotifyAppStop(extension->id());
-      break;
-    }
-  }
-}
-
-void AppLifetimeMonitor::OnShellWindowAdded(ShellWindow* shell_window) {
-  if (shell_window->window_type() != ShellWindow::WINDOW_TYPE_DEFAULT)
-    return;
-
-  ShellWindowRegistry::ShellWindowList windows =
-      ShellWindowRegistry::Get(shell_window->profile())->
-          GetShellWindowsForApp(shell_window->extension_id());
-  if (windows.size() == 1)
-    NotifyAppActivated(shell_window->extension_id());
-}
-
-void AppLifetimeMonitor::OnShellWindowIconChanged(ShellWindow* shell_window) {}
-
-void AppLifetimeMonitor::OnShellWindowRemoved(ShellWindow* shell_window) {
-  ShellWindow* window =
-      ShellWindowRegistry::Get(shell_window->profile())->
-          GetCurrentShellWindowForApp(shell_window->extension_id());
-  if (!window)
-    NotifyAppDeactivated(shell_window->extension_id());
-}
-
-void AppLifetimeMonitor::Shutdown() {
-  ShellWindowRegistry* shell_window_registry =
-      ShellWindowRegistry::Factory::GetForProfile(
-          profile_, false /* create */);
-  if (shell_window_registry)
-    shell_window_registry->RemoveObserver(this);
-}
-
-void AppLifetimeMonitor::NotifyAppStart(const std::string& app_id) {
-  FOR_EACH_OBSERVER(Observer, observers_, OnAppStart(profile_, app_id));
-}
-
-void AppLifetimeMonitor::NotifyAppActivated(const std::string& app_id) {
-  FOR_EACH_OBSERVER(Observer, observers_, OnAppActivated(profile_, app_id));
-}
-
-void AppLifetimeMonitor::NotifyAppDeactivated(const std::string& app_id) {
-  FOR_EACH_OBSERVER(Observer, observers_, OnAppDeactivated(profile_, app_id));
-}
-
-void AppLifetimeMonitor::NotifyAppStop(const std::string& app_id) {
-  FOR_EACH_OBSERVER(Observer, observers_, OnAppStop(profile_, app_id));
-}
-
-}  // namespace apps