Upstream version 5.34.104.0

[platform/framework/web/crosswalk.git] / src / chrome / browser / signin / signin_manager_factory.h

diff --git a/src/chrome/browser/signin/signin_manager_factory.h b/src/chrome/browser/signin/signin_manager_factory.h
index 8278404..79a1643 100644 (file)
--- a/src/chrome/browser/signin/signin_manager_factory.h
+++ b/src/chrome/browser/signin/signin_manager_factory.h
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_SIGNIN_SIGNIN_MANAGER_FACTORY_H_
 
 #include "base/memory/singleton.h"
+#include "base/observer_list.h"
 #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
 
 class SigninManager;
@@ -18,6 +19,18 @@ class Profile;
 // the associated SigninManager.
 class SigninManagerFactory : public BrowserContextKeyedServiceFactory {
  public:
+  class Observer {
+   public:
+    // Called when a SigninManager(Base) instance is created.
+    virtual void SigninManagerCreated(SigninManagerBase* manager) {}
+
+    // Called when a SigninManager(Base) instance is being shut down. Observers
+    // of |manager| should remove themselves at this point.
+    virtual void SigninManagerShutdown(SigninManagerBase* manager) {}
+
+   protected:
+    virtual ~Observer() {}
+  };
 
 #if defined(OS_CHROMEOS)
   // Returns the instance of SigninManager associated with this profile
@@ -47,15 +60,30 @@ class SigninManagerFactory : public BrowserContextKeyedServiceFactory {
   // Registers the browser-global prefs used by SigninManager.
   static void RegisterPrefs(PrefRegistrySimple* registry);
 
+  // Methods to register or remove observers of SigninManager creation/shutdown.
+  void AddObserver(Observer* observer);
+  void RemoveObserver(Observer* observer);
+
+  // Notifies observers of |manager|'s creation. Should be called only by test
+  // SigninManager subclasses whose construction does not occur in
+  // |BuildServiceInstanceFor()|.
+  void NotifyObserversOfSigninManagerCreationForTesting(
+      SigninManagerBase* manager);
+
  private:
   friend struct DefaultSingletonTraits<SigninManagerFactory>;
 
   SigninManagerFactory();
   virtual ~SigninManagerFactory();
 
+  // List of observers. Makes sure list is empty on destruction.
+  mutable ObserverList<Observer, true> observer_list_;
+
   // BrowserContextKeyedServiceFactory:
   virtual BrowserContextKeyedService* BuildServiceInstanceFor(
       content::BrowserContext* profile) const OVERRIDE;
+  virtual void BrowserContextShutdown(content::BrowserContext* context)
+      OVERRIDE;
 };
 
 #endif  // CHROME_BROWSER_SIGNIN_SIGNIN_MANAGER_FACTORY_H_