Remove hard-coded check for standard command definitions Libweave will contain only definition of standard commands it will handle itself, updateBaseConfiguration and updateDeviceInfo. BUG:25304415 Change-Id: I926b2e1e6324d3181a22cc7131368bdbb9214d61 Reviewed-on: https://weave-review.googlesource.com/1425 Reviewed-by: Alex Vakulenko <avakulenko@google.com>