Remove useless whitespace at end of lines

src/backend/commands/comment.c

@@ -208,7 +208,7 @@ CommentObject(CommentStmt *stmt)
 	 * catalog.  Comments on all other objects are recorded in pg_description.
 	 */
 	if (stmt->objtype == OBJECT_DATABASE || stmt->objtype == OBJECT_TABLESPACE
-		|| stmt->objtype == OBJECT_ROLE)	
+		|| stmt->objtype == OBJECT_ROLE)
 		CreateSharedComments(address.objectId, address.classId, stmt->comment);
 	else
 		CreateComments(address.objectId, address.classId, address.objectSubId,

src/backend/commands/copy.c

@@ -2064,7 +2064,7 @@ CopyFrom(CopyState cstate)
 				done = true;
 				break;
 			}
-			
+
 			if (fld_count == -1)
 			{
 				/*

src/backend/commands/explain.c

@@ -1191,7 +1191,7 @@ ExplainNode(PlanState *planstate, List *ancestors,
 	{
 		ExplainOpenGroup("Plans", "Plans", false, es);
 		/* Pass current PlanState as head of ancestors list for children */
-		ancestors = lcons(planstate, ancestors); 
+		ancestors = lcons(planstate, ancestors);
 	}
 
 	/* initPlan-s */
@@ -1251,7 +1251,7 @@ ExplainNode(PlanState *planstate, List *ancestors,
 	/* end of child plans */
 	if (haschildren)
 	{
-		ancestors = list_delete_first(ancestors); 
+		ancestors = list_delete_first(ancestors);
 		ExplainCloseGroup("Plans", "Plans", false, es);
 	}
 

src/backend/commands/tablespace.c

@@ -608,7 +608,7 @@ create_tablespace_directories(const char *location, const Oid tablespaceoid)
 					 errmsg("could not remove symbolic link \"%s\": %m",
 							linkloc)));
 	}
-	
+
 	/*
 	 * Create the symlink under PGDATA
 	 */