42 enum class StateKind {  enum
51 std::ostream& operator<<(std::ostream& os, StateKind kind) {  in operator <<()
53     case StateKind::kUncreated:  in operator <<()
56     case StateKind::kCreated:  in operator <<()
59     case StateKind::kStartedTracing:  in operator <<()
62     case StateKind::kReadTracing:  in operator <<()
65     case StateKind::kTimedOutDestroyed:  in operator <<()
68     case StateKind::kDestroyed:  in operator <<()
78 std::string ToString(StateKind kind) {  in ToString()
97   StateKind kind_{StateKind::kUncreated};  // Our state. required for correctness.
202     UpdateHandleDescription(/*inout*/&handle_desc, StateKind::kCreated);  in Create()
226       UpdateHandleDescription(/*inout*/&handle_desc, StateKind::kStartedTracing);  in StartTracing()
254     UpdateHandleDescription(/*inout*/&handle_desc, StateKind::kReadTracing);  in ReadTrace()
283     UpdateHandleDescription(/*inout*/&handle_desc, StateKind::kDestroyed);  in TryDestroy()
309         UpdateHandleDescription(/*inout*/&state, StateKind::kDestroyed);  in GetOrInferHandleDescription()
314         UpdateHandleDescription(/*inout*/&state, StateKind::kUncreated);  in GetOrInferHandleDescription()
340     if (handle_desc.kind_ == StateKind::kStartedTracing) {  in OnTraceMessage()
400   void UpdateHandleDescription(/*inout*/HandleDescription* handle_desc, StateKind kind) {  in UpdateHandleDescription()
406     if (kind == StateKind::kStartedTracing) {  in UpdateHandleDescription()
421     if (kind == StateKind::kReadTracing) {  in UpdateHandleDescription()
436     if (kind == StateKind::kDestroyed && handle_desc->trace_cookie_ && !handle_desc->trace_ended_) {  in UpdateHandleDescription()