Have heapam.h include lockdefs.h rather than lock.h.

lockdefs.h was only split from lock.h relatively recently, and
represents a minimal subset of the old lock.h.  heapam.h only needs
that smaller subset, so adjust it to include only that.  This requires
some corresponding adjustments elsewhere.

Peter Geoghegan

src/backend/access/heap/syncscan.c

@@ -48,6 +48,8 @@
 
 #include "access/heapam.h"
 #include "miscadmin.h"
+#include "storage/lwlock.h"
+#include "storage/shmem.h"
 #include "utils/rel.h"
 
 

src/backend/access/transam/commit_ts.c

@@ -32,6 +32,7 @@
 #include "funcapi.h"
 #include "miscadmin.h"
 #include "pg_trace.h"
+#include "storage/shmem.h"
 #include "utils/builtins.h"
 #include "utils/snapmgr.h"
 #include "utils/timestamp.h"

src/include/access/heapam.h

@@ -19,7 +19,7 @@
 #include "nodes/lockoptions.h"
 #include "nodes/primnodes.h"
 #include "storage/bufpage.h"
-#include "storage/lock.h"
+#include "storage/lockdefs.h"
 #include "utils/relcache.h"
 #include "utils/snapshot.h"
 

src/include/access/relscan.h

@@ -19,6 +19,7 @@
 #include "access/htup_details.h"
 #include "access/itup.h"
 #include "access/tupdesc.h"
+#include "storage/spin.h"
 
 /*
  * Shared state for parallel heap scan.

src/include/nodes/execnodes.h

@@ -20,6 +20,7 @@
 #include "lib/pairingheap.h"
 #include "nodes/params.h"
 #include "nodes/plannodes.h"
+#include "utils/hsearch.h"
 #include "utils/reltrigger.h"
 #include "utils/sortsupport.h"
 #include "utils/tuplestore.h"