Revert "Initial support for clique-based kernels (#276)" (#280)

This reverts commit 2b8184808d.

src/include/bootstrap.h

@@ -12,7 +12,7 @@
 ncclResult_t bootstrapNetInit();
 ncclResult_t bootstrapCreateRoot(ncclUniqueId* commId, bool idFromEnv);
 ncclResult_t bootstrapGetUniqueId(ncclUniqueId* out);
-ncclResult_t bootstrapInit(ncclUniqueId* id, int rank, int nranks, void** commState, int* rootPid); // [RCCL] Adding rootPid
+ncclResult_t bootstrapInit(ncclUniqueId* id, int rank, int nranks, void** commState);
 ncclResult_t bootstrapAllGather(void* commState, void* allData, int size);
 ncclResult_t bootstrapSend(void* commState, int peer, void* data, int size);
 ncclResult_t bootstrapRecv(void* commState, int peer, void* data, int size);

src/include/comm.h

@@ -10,9 +10,6 @@
 
 #include "transport.h"
 #include "p2p.h"
-// [RCCL]
-#include "clique/CliqueManager.h"
-// [/RCCL]
 
 #if defined(__HIP_PLATFORM_HCC__) || defined(__HCC__) || defined(__HIPCC__)
 #else
@@ -146,12 +143,8 @@ struct ncclComm {
   //list of async p2p operation queued in a group semantics
   struct ncclP2Plist p2plist;
 
-  // [RCCL]
-  bool alltoallDisable;            // RCCL AllToAll/Scatter/Gather API
-  CliqueManager* cliqueManager;    // CliqueManager handles pointer collection / distribution for clique-based kernels
-  int rootPid;                     // Process ID of root
-  // [/RCCL]
-
+  // RCCL AllToAll/Scatter/Gather API
+  bool alltoallDisable;
 };
 
 #endif