Allow compiling Android with notifications=1, add stubbed UI manager

chrome/browser/notifications/notification_ui_manager_android.h

+// Copyright 2014 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_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_ANDROID_H_
+#define CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_ANDROID_H_
+
+#include "chrome/browser/notifications/notification_ui_manager.h"
+
+// Implementation of the Notification UI Manager for Android, which defers to
+// the Android framework for displaying notifications.
+class NotificationUIManagerAndroid : public NotificationUIManager {
+ public:
+  NotificationUIManagerAndroid();
+  virtual ~NotificationUIManagerAndroid();
+
+  // NotificationUIManager implementation;
+  virtual void Add(const Notification& notification, Profile* profile) OVERRIDE;
+  virtual bool Update(const Notification& notification,
+                      Profile* profile) OVERRIDE;
+  virtual const Notification* FindById(
+      const std::string& notification_id) const OVERRIDE;
+  virtual bool CancelById(const std::string& notification_id) OVERRIDE;
+  virtual std::set<std::string> GetAllIdsByProfileAndSourceOrigin(
+      Profile* profile,
+      const GURL& source) OVERRIDE;
+  virtual bool CancelAllBySourceOrigin(const GURL& source_origin) OVERRIDE;
+  virtual bool CancelAllByProfile(Profile* profile) OVERRIDE;
+  virtual void CancelAll() OVERRIDE;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(NotificationUIManagerAndroid);
+};
+
+#endif  // CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_ANDROID_H_