[HACKERS] remove unused ExecGetScanType

[Alvaro Herrera]

I don't see any reason not to remove this.  It's been unused since
a191a169d6d0b9558da4519e66510c4540204a51, dated Jan 10 2007.

-- 
Álvaro Herrera       Peñalolén, Chile
"La realidad se compone de muchos sueños, todos ellos diferentes,
pero en cierto aspecto, parecidos..." (Yo, hablando de sueños eróticos)

commit 603323089ec6d86dbc9a504c8772b8a8699c00e8
Author:     Alvaro Herrera <alvhe...@alvh.no-ip.org>
AuthorDate: Thu Aug 20 18:06:33 2015 -0300
CommitDate: Thu Aug 20 18:06:33 2015 -0300

    Remove unused function ExecGetScanType

diff --git a/src/backend/executor/execUtils.c b/src/backend/executor/execUtils.c
index 3c611b9..a735815 100644
--- a/src/backend/executor/execUtils.c
+++ b/src/backend/executor/execUtils.c
@@ -713,18 +713,6 @@ ExecFreeExprContext(PlanState *planstate)
  */
 
 /* ----------------
- *		ExecGetScanType
- * ----------------
- */
-TupleDesc
-ExecGetScanType(ScanState *scanstate)
-{
-	TupleTableSlot *slot = scanstate->ss_ScanTupleSlot;
-
-	return slot->tts_tupleDescriptor;
-}
-
-/* ----------------
  *		ExecAssignScanType
  * ----------------
  */
diff --git a/src/include/executor/executor.h b/src/include/executor/executor.h
index 193a654..226f905 100644
--- a/src/include/executor/executor.h
+++ b/src/include/executor/executor.h
@@ -344,7 +344,6 @@ extern ProjectionInfo *ExecBuildProjectionInfo(List *targetList,
 extern void ExecAssignProjectionInfo(PlanState *planstate,
 						 TupleDesc inputDesc);
 extern void ExecFreeExprContext(PlanState *planstate);
-extern TupleDesc ExecGetScanType(ScanState *scanstate);
 extern void ExecAssignScanType(ScanState *scanstate, TupleDesc tupDesc);
 extern void ExecAssignScanTypeFromOuterPlan(ScanState *scanstate);
 

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