bindings: Retires ScriptWrappable::init, etc.

Source/modules/gamepad/GamepadEvent.cpp

Index: Source/modules/gamepad/GamepadEvent.cpp
diff --git a/Source/modules/gamepad/GamepadEvent.cpp b/Source/modules/gamepad/GamepadEvent.cpp
index 5cd3a08b665c38063378b88e31a77fcf5ce03d4b..6fd2dff992cd91929158d04bb134458a43b7eea1 100644
--- a/Source/modules/gamepad/GamepadEvent.cpp
+++ b/Source/modules/gamepad/GamepadEvent.cpp
@@ -13,21 +13,18 @@ GamepadEventInit::GamepadEventInit()
 
 GamepadEvent::GamepadEvent()
 {
-    ScriptWrappable::init(this);
 }
 
 GamepadEvent::GamepadEvent(const AtomicString& type, bool canBubble, bool cancelable, Gamepad* gamepad)
     : Event(type, canBubble, cancelable)
     , m_gamepad(gamepad)
 {
-    ScriptWrappable::init(this);
 }
 
 GamepadEvent::GamepadEvent(const AtomicString& type, const GamepadEventInit& initializer)
     : Event(type, initializer)
     , m_gamepad(initializer.gamepad)
 {
-    ScriptWrappable::init(this);
 }
 
 GamepadEvent::~GamepadEvent()