bindings: Adds virtual ScriptWrappable::wrap method.

Source/modules/mediasource/VideoPlaybackQuality.h

Index: Source/modules/mediasource/VideoPlaybackQuality.h
diff --git a/Source/modules/mediasource/VideoPlaybackQuality.h b/Source/modules/mediasource/VideoPlaybackQuality.h
index 3b4fbf484f55629880e90a8acebdf65f96a54e24..184ee7fe3a7f45b9dc9df43e4de73152c8311204 100644
--- a/Source/modules/mediasource/VideoPlaybackQuality.h
+++ b/Source/modules/mediasource/VideoPlaybackQuality.h
@@ -39,6 +39,7 @@ namespace blink {
 class Document;
 
 class VideoPlaybackQuality : public GarbageCollected<VideoPlaybackQuality>, public ScriptWrappable {
+    DEFINE_WRAPPERTYPEINFO();
 public:
     static VideoPlaybackQuality* create(const Document&, unsigned totalVideoFrames, unsigned droppedVideoFrames, unsigned corruptedVideoFrames);
 
@@ -58,6 +59,6 @@ private:
     unsigned m_corruptedVideoFrames;
 };
 
-}
+} // namespace blink
 
-#endif
+#endif // VideoPlaybackQuality_h