54 class Origin {
85   Origin getNextChainedOrigin(StackTrace *stack) const {  in getNextChainedOrigin()
90     return Origin(prev_id);  in getNextChainedOrigin()
97   static Origin CreateStackOrigin(u32 id) {  in CreateStackOrigin()
99     return Origin((1 << kHeapShift) | id);  in CreateStackOrigin()
102   static Origin CreateHeapOrigin(StackTrace *stack) {  in CreateHeapOrigin()
106     return Origin(stack_id);  in CreateHeapOrigin()
109   static Origin CreateChainedOrigin(Origin prev, StackTrace *stack) {  in CreateChainedOrigin()
137     return Origin((1 << kHeapShift) | (depth << kDepthShift) | chained_id);  in CreateChainedOrigin()
140   static Origin FromRawId(u32 id) {  in FromRawId()
141     return Origin(id);  in FromRawId()
155   explicit Origin(u32 raw_id) : raw_id_(raw_id) {}  in Origin()  function