YieldCPU          252 src/cpu-profiler.cc     YieldCPU();
YieldCPU          807 src/execution.cc     Thread::YieldCPU();
YieldCPU          813 src/execution.cc     Thread::YieldCPU();
YieldCPU          495 src/platform.h   static void YieldCPU();
YieldCPU           90 test/cctest/test-threads.cc         Thread::YieldCPU();
YieldCPU          120 test/cctest/test-threads.cc       Thread::YieldCPU();