Rename usesCustomDAGSchedInserter to usesCustomInserter, and update a
bunch of associated comments, because it doesn't have anything to do
with DAGs or scheduling. This is another step in decoupling MachineInstr
emitting from scheduling.

llvm-svn: 85517
diff --git a/llvm/utils/TableGen/DAGISelEmitter.cpp b/llvm/utils/TableGen/DAGISelEmitter.cpp
index bbb8a18..a979cee 100644
--- a/llvm/utils/TableGen/DAGISelEmitter.cpp
+++ b/llvm/utils/TableGen/DAGISelEmitter.cpp
@@ -114,7 +114,7 @@
   if (Op->isSubClassOf("Instruction")) {
     Cost++;
     CodeGenInstruction &II = CGP.getTargetInfo().getInstruction(Op->getName());
-    if (II.usesCustomDAGSchedInserter)
+    if (II.usesCustomInserter)
       Cost += 10;
   }
   for (unsigned i = 0, e = P->getNumChildren(); i != e; ++i)