bindings: Retires ScriptWrappable::init, etc.

Source/modules/mediastream/MediaStream.cpp

Index: Source/modules/mediastream/MediaStream.cpp
diff --git a/Source/modules/mediastream/MediaStream.cpp b/Source/modules/mediastream/MediaStream.cpp
index ac6ca8c77d5dee34c93bf72ce7d1fc9c97b3845b..86ffd4fea04c9bc0b58388124190c96065b1f3af 100644
--- a/Source/modules/mediastream/MediaStream.cpp
+++ b/Source/modules/mediastream/MediaStream.cpp
@@ -100,7 +100,6 @@ MediaStream::MediaStream(ExecutionContext* context, PassRefPtr<MediaStreamDescri
     , m_descriptor(streamDescriptor)
     , m_scheduledEventTimer(this, &MediaStream::scheduledEventTimerFired)
 {
-    ScriptWrappable::init(this);
     m_descriptor->setClient(this);
 
     size_t numberOfAudioTracks = m_descriptor->numberOfAudioComponents();
@@ -125,8 +124,6 @@ MediaStream::MediaStream(ExecutionContext* context, const MediaStreamTrackVector
     , m_stopped(false)
     , m_scheduledEventTimer(this, &MediaStream::scheduledEventTimerFired)
 {
-    ScriptWrappable::init(this);
-
     MediaStreamComponentVector audioComponents;
     MediaStreamComponentVector videoComponents;