Merge "Fix for SurfaceView out of a view hierarchy" into oc-dev am: 9cd92959

    @Override

    protected void onDetachedFromWindow() {

        getViewRootImpl().removeWindowStoppedCallback(this);

        ViewRootImpl viewRoot = getViewRootImpl();

        // It's possible to create a SurfaceView using the default constructor and never

        // attach it to a view hierarchy, this is a common use case when dealing with

        // OpenGL. A developer will probably create a new GLSurfaceView, and let it manage

        // the lifecycle. Instead of attaching it to a view, he/she can just pass

        // the SurfaceHolder forward, most live wallpapers do it.

        if (viewRoot != null) {

            viewRoot.removeWindowStoppedCallback(this);

        }

        mAttachedToWindow = false;

        if (mGlobalListenersAdded) {