LU-6142 ldlm: remove ldlm typedefs from code

LU-6142 ldlm: remove ldlm typedefs from code

Remove typedefs ldlm_mode_t, ldlm_type_t, ldlm_policy_data_t,
ldlm_wire_policy_data_t, ldlm_error_t, ldlm_side_t, ldlm_appetite_t,
ldlm_ns_type_t, and ldlm_cancel_flags_t now that they are unused.

Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Change-Id: I3a1db9a3f3d609d85863547b0d1b30d125bcab07
Reviewed-on: http://review.whamcloud.com/15301
Tested-by: Jenkins
Tested-by: Maloo <hpdd-maloo@intel.com>
Reviewed-by: James Simmons <uja.ornl@yahoo.com>
Reviewed-by: Bob Glossman <bob.glossman@intel.com>
Reviewed-by: frank zago <fzago@cray.com>
Reviewed-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-by: Oleg Drokin <oleg.drokin@intel.com>