Camera: add a missing hidl_cb call

Test: no fatal error from calling get_device_1_0
Bug: 30985004
Change-Id: I6f1cfce903773d22ff5bb21a6db98d3f4ffa0697
diff --git a/camera/provider/2.4/default/CameraProvider.cpp b/camera/provider/2.4/default/CameraProvider.cpp
index 1a34aa6..d0157f6 100644
--- a/camera/provider/2.4/default/CameraProvider.cpp
+++ b/camera/provider/2.4/default/CameraProvider.cpp
@@ -320,8 +320,9 @@
 }
 
 Return<void> CameraProvider::getCameraDeviceInterface_V1_x(
-        const hidl_string& /*cameraDeviceName*/, getCameraDeviceInterface_V1_x_cb /*_hidl_cb*/)  {
+        const hidl_string& /*cameraDeviceName*/, getCameraDeviceInterface_V1_x_cb _hidl_cb)  {
     // TODO implement after device 1.0 is implemented
+    _hidl_cb(Status::INTERNAL_ERROR, nullptr);
     return Void();
 }