136     sp<AAudioServiceEndpoint> endpoint = mServiceEndpointWeak.promote();  in close()  local
137     if (endpoint == nullptr) {  in close()
140         endpoint->unregisterStream(this);  in close()
142         endpointManager.closeEndpoint(endpoint);  in close()
161     sp<AAudioServiceEndpoint> endpoint = mServiceEndpointWeak.promote();  in startDevice()  local
162     if (endpoint == nullptr) {  in startDevice()
166     return endpoint->startStream(this, &mClientHandle);  in startDevice()
221     sp<AAudioServiceEndpoint> endpoint = mServiceEndpointWeak.promote();  in pause()  local
222     if (endpoint == nullptr) {  in pause()
226     result = endpoint->stopStream(this, mClientHandle);  in pause()
254     sp<AAudioServiceEndpoint> endpoint = mServiceEndpointWeak.promote();  in stop()  local
255     if (endpoint == nullptr) {  in stop()
260     result = endpoint->stopStream(this, mClientHandle);  in stop()