highestAncestorUnderCommonRoot  697 Source/core/dom/Range.cpp     RefPtr<Node> partialStart = highestAncestorUnderCommonRoot(originalStart.container(), commonRoot.get());
highestAncestorUnderCommonRoot  698 Source/core/dom/Range.cpp     RefPtr<Node> partialEnd = highestAncestorUnderCommonRoot(originalEnd.container(), commonRoot.get());