163                                             const sp<IContexthubCallback> &cb) {  in registerCallback()  argument
178         mCachedHubInfo[hubId].callback = cb;  in registerCallback()
179         if (cb != nullptr) {  in registerCallback()
180             Return<bool> linkResult = cb->linkToDeath(mDeathRecipient, hubId);  in registerCallback()
222 int Contexthub::handleOsMessage(sp<IContexthubCallback> cb,  in handleOsMessage()  argument
246             if (cb != nullptr) {  in handleOsMessage()
247                 cb->handleTxnResult(transactionId, result);  in handleOsMessage()
270             if (cb != nullptr) {  in handleOsMessage()
271                 cb->handleAppsInfo(apps);  in handleOsMessage()
287             if (cb != nullptr) {  in handleOsMessage()
288                 cb->handleHubEvent(AsyncEventType::RESTARTED);  in handleOsMessage()
324     sp<IContexthubCallback> cb = obj->getCallBackForHubId(hubId);  in contextHubCb()  local
326     if (cb == nullptr) {  in contextHubCb()
333         obj->handleOsMessage(cb,  in contextHubCb()
348         cb->handleClientMsg(msg);  in contextHubCb()