Revert of Remove content::NotificationPermissionDispatcher.

third_party/WebKit/Source/modules/notifications/NotificationManager.h

Index: third_party/WebKit/Source/modules/notifications/NotificationManager.h
diff --git a/third_party/WebKit/Source/modules/notifications/NotificationManager.h b/third_party/WebKit/Source/modules/notifications/NotificationManager.h
index afa0f0b1db31b94a48a5bad139294ec09b9b1422..d4b46f39331fae1e1bc863ffe6878be432526c18 100644
--- a/third_party/WebKit/Source/modules/notifications/NotificationManager.h
+++ b/third_party/WebKit/Source/modules/notifications/NotificationManager.h
@@ -8,7 +8,6 @@
 #include "core/dom/ContextLifecycleObserver.h"
 #include "core/dom/ExecutionContext.h"
 #include "public/platform/modules/notifications/notification_service.mojom-blink.h"
-#include "public/platform/modules/permissions/permission.mojom-blink.h"
 #include "wtf/Noncopyable.h"
 #include "wtf/text/WTFString.h"
 
@@ -19,11 +18,6 @@
 enum class PermissionStatus;
 }
 }
-
-class NotificationPermissionCallback;
-class ScriptPromise;
-class ScriptPromiseResolver;
-class ScriptState;
 
 // The notification manager, unique to the execution context, is responsible for
 // connecting and communicating with the Mojo notification service.
@@ -43,9 +37,7 @@
 
     // Returns the notification permission status of the current origin. This
     // method is synchronous to support the Notification.permission getter.
-    mojom::blink::PermissionStatus permissionStatus();
-
-    ScriptPromise requestPermission(ScriptState*, NotificationPermissionCallback* deprecatedCallback);
+    mojom::blink::PermissionStatus permissionStatus() const;
 
     // ContextLifecycleObserver implementation.
     void contextDestroyed() override;
@@ -55,10 +47,7 @@
 private:
     explicit NotificationManager(ExecutionContext*);
 
-    void onPermissionRequestComplete(ScriptPromiseResolver*, NotificationPermissionCallback*, mojom::blink::PermissionStatus);
-
-    mojom::blink::NotificationServicePtr m_notificationService;
-    mojom::blink::PermissionServicePtr m_permissionService;
+    mojom::blink::NotificationServicePtr m_service;
 };
 
 } // namespace blink