src/vs/editor/browser/editorDom.ts/EditorPointerEventFactory/onPointerMove
class EditorPointerEventFactory:	public onPointerMove(target: HTMLElement, callback: (e: EditorMouseEvent) => void): IDisposable {
		return dom.addDisposableListener(target, 'pointermove', (e) => callback(this._create(e)));
	}