beginTraceAsync   226 apps/HelloAndroidCamera2/src/com/android/ex/camera2/pos/AutoFocusStateMachine.java         beginTraceAsync("AFSM_lockAutoFocus");
beginTraceAsync   308 apps/HelloAndroidCamera2/src/com/android/ex/camera2/pos/AutoFocusStateMachine.java         beginTraceAsync("AFSM_setActiveAutoFocus");