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

Source/core/html/canvas/OESTextureFloatLinear.cpp

Index: Source/core/html/canvas/OESTextureFloatLinear.cpp
diff --git a/Source/core/html/canvas/OESTextureFloatLinear.cpp b/Source/core/html/canvas/OESTextureFloatLinear.cpp
index 454df1f39b7f79c63a425f7a42f8b300a6e1810c..04d59e22c240e8e585b393aa5411369665cecf78 100644
--- a/Source/core/html/canvas/OESTextureFloatLinear.cpp
+++ b/Source/core/html/canvas/OESTextureFloatLinear.cpp
@@ -34,6 +34,7 @@ namespace WebCore {
 OESTextureFloatLinear::OESTextureFloatLinear(WebGLRenderingContext* context)
     : WebGLExtension(context)
 {
+    ScriptWrappable::init(this);
     context->graphicsContext3D()->getExtensions()->ensureEnabled("GL_OES_texture_float_linear");
 }