Merge pull request #11041 from stiopaa1/osd_replicatedpg_removeClassR…

…edeclaration

osd/ReplicatedPG: remove class redeclaration

Reviewed-by: Kefu Chai <kchai@redhat.com>

src/osd/ReplicatedPG.h

@@ -172,7 +172,6 @@ class ReplicatedPG : public PG, public PGBackend::Listener {
    * can associate itself with the correct copy operation.
    */
   typedef boost::tuple<int, CopyResults*> CopyCallbackResults;
-  class CopyCallback;
 
   friend class CopyFromCallback;
   friend class PromoteCallback;