Add the vibrate attribute to the Notification object

Source/modules/notifications/Notification.h

Index: Source/modules/notifications/Notification.h
diff --git a/Source/modules/notifications/Notification.h b/Source/modules/notifications/Notification.h
index 77a79313558bed5c1b68261eac10dfc7c3b5a79a..10de912a2388cc6cf817831ff8d180ee3af8928d 100644
--- a/Source/modules/notifications/Notification.h
+++ b/Source/modules/notifications/Notification.h
@@ -34,6 +34,7 @@
 #include "bindings/core/v8/SerializedScriptValue.h"
 #include "core/dom/ActiveDOMObject.h"
 #include "modules/EventTargetModules.h"
+#include "modules/vibration/NavigatorVibration.h"
 #include "platform/AsyncMethodRunner.h"
 #include "platform/heap/Handle.h"
 #include "platform/text/TextDirection.h"
@@ -52,6 +53,7 @@ class NotificationOptions;
 class NotificationPermissionCallback;
 class ScriptState;
 class ScriptValue;
+class UnsignedLongOrUnsignedLongSequence;
 struct WebNotificationData;
 
 class Notification final : public RefCountedGarbageCollectedEventTargetWithInlineData<Notification>, public ActiveDOMObject, public WebNotificationDelegate {
@@ -89,6 +91,7 @@ public:
     String body() const { return m_body; }
     String tag() const { return m_tag; }
     String icon() const { return m_iconUrl; }
+    NavigatorVibration::VibrationPattern vibrate(bool& isNull) const;
     bool silent() const { return m_silent; }
     ScriptValue data(ScriptState*) const;
 
@@ -129,6 +132,7 @@ private:
     void setBody(const String& body) { m_body = body; }
     void setIconUrl(KURL iconUrl) { m_iconUrl = iconUrl; }
     void setTag(const String& tag) { m_tag = tag; }
+    void setVibrate(const NavigatorVibration::VibrationPattern& vibrate) { m_vibrate = vibrate; }
     void setSilent(bool silent) { m_silent = silent; }
     void setSerializedData(PassRefPtr<SerializedScriptValue> data) { m_serializedData = data; }
 
@@ -141,6 +145,7 @@ private:
     String m_lang;
     String m_body;
     String m_tag;
+    NavigatorVibration::VibrationPattern m_vibrate;
     bool m_silent;
     RefPtr<SerializedScriptValue> m_serializedData;