isCleanupTask      74 Source/core/workers/WorkerGlobalScope.cpp     virtual bool isCleanupTask() const { return true; }
isCleanupTask     190 Source/core/workers/WorkerThread.cpp     virtual bool isCleanupTask() const { return true; }
isCleanupTask     215 Source/core/workers/WorkerThread.cpp     virtual bool isCleanupTask() const { return true; }
isCleanupTask     120 Source/modules/webdatabase/DatabaseTracker.cpp     virtual bool isCleanupTask() const OVERRIDE