derefExecutionContext 1112 Source/core/dom/Document.h     virtual void derefExecutionContext() OVERRIDE FINAL { deref(); }
derefExecutionContext  111 Source/core/dom/ExecutionContext.h     void deref() { derefExecutionContext(); }
derefExecutionContext  136 Source/core/dom/ExecutionContext.h     virtual void derefExecutionContext() = 0;
derefExecutionContext  141 Source/core/workers/WorkerGlobalScope.h         virtual void derefExecutionContext() OVERRIDE FINAL { deref(); }