Make WebGL objects scriptwrappable so that binding integrity checks may be applied to them.

Source/core/html/canvas/OESVertexArrayObject.cpp

Index: Source/core/html/canvas/OESVertexArrayObject.cpp
diff --git a/Source/core/html/canvas/OESVertexArrayObject.cpp b/Source/core/html/canvas/OESVertexArrayObject.cpp
index 4ebd1b80115e85586ae41573e8778e8ec00ac433..7b8df7fb629e2f18d195f4cccea6779765fc8f15 100644
--- a/Source/core/html/canvas/OESVertexArrayObject.cpp
+++ b/Source/core/html/canvas/OESVertexArrayObject.cpp
@@ -36,6 +36,7 @@ namespace WebCore {
 OESVertexArrayObject::OESVertexArrayObject(WebGLRenderingContext* context)
     : WebGLExtension(context)
 {
+    ScriptWrappable::init(this);
     context->graphicsContext3D()->getExtensions()->ensureEnabled("GL_OES_vertex_array_object");
 }