IsDocumentFragmentFlag 256 Source/core/dom/Node.h bool isDocumentFragment() const { return getFlag(IsDocumentFragmentFlag); } IsDocumentFragmentFlag 737 Source/core/dom/Node.h CreateShadowRoot = CreateContainer | IsDocumentFragmentFlag | IsInShadowTreeFlag, IsDocumentFragmentFlag 738 Source/core/dom/Node.h CreateDocumentFragment = CreateContainer | IsDocumentFragmentFlag,