assertElement     971 Source/core/inspector/InspectorCSSAgent.cpp     Element* element = m_domAgent->assertElement(errorString, nodeId);
assertElement     467 Source/core/inspector/InspectorDOMAgent.cpp     Element* element = assertElement(errorString, nodeId);
assertElement    1345 Source/core/inspector/InspectorDOMAgent.cpp     Element* element = assertElement(errorString, nodeId);
assertElement    1453 Source/core/inspector/InspectorDOMAgent.cpp     Element* element = assertElement(errorString, nodeId);
assertElement     204 Source/core/inspector/InspectorDOMAgent.h     Element* assertElement(ErrorString*, int nodeId);