193                                             const sp<IContexthubCallback> &cb) {  in registerCallback()  argument
212         mCachedHubInfo[hubId].callback = cb;  in registerCallback()
213         if (cb != nullptr) {  in registerCallback()
214             Return<bool> linkResult = cb->linkToDeath(mDeathRecipient, hubId);  in registerCallback()
256 int Contexthub::handleOsMessage(sp<IContexthubCallback> cb,  in handleOsMessage()  argument
278             if (cb != nullptr) {  in handleOsMessage()
279                 cb->handleTxnResult(mTransactionId, result);  in handleOsMessage()
303             if (cb != nullptr) {  in handleOsMessage()
304                 cb->handleAppsInfo(apps);  in handleOsMessage()
320             if (cb != nullptr) {  in handleOsMessage()
321                 cb->handleHubEvent(AsyncEventType::RESTARTED);  in handleOsMessage()
362     sp<IContexthubCallback> cb = obj->getCallBackForHubId(hubId);  in contextHubCb()  local
364     if (cb == nullptr) {  in contextHubCb()
371         obj->handleOsMessage(cb,  in contextHubCb()
384         cb->handleClientMsg(msg);  in contextHubCb()