refExecutionContext 1111 Source/core/dom/Document.h     virtual void refExecutionContext() OVERRIDE FINAL { ref(); }
refExecutionContext  110 Source/core/dom/ExecutionContext.h     void ref() { refExecutionContext(); }
refExecutionContext  135 Source/core/dom/ExecutionContext.h     virtual void refExecutionContext() = 0;
refExecutionContext  140 Source/core/workers/WorkerGlobalScope.h         virtual void refExecutionContext() OVERRIDE FINAL { ref(); }