[turbofan] cleanup InstructionSequence

test/cctest/compiler/test-instruction.cc

Index: test/cctest/compiler/test-instruction.cc
diff --git a/test/cctest/compiler/test-instruction.cc b/test/cctest/compiler/test-instruction.cc
index cde475b35fd3bcff30484bf42462eedd193267cf..defd9b669ee6edd1b955608aa2753f5d255aa723 100644
--- a/test/cctest/compiler/test-instruction.cc
+++ b/test/cctest/compiler/test-instruction.cc
@@ -54,7 +54,7 @@ class InstructionTester : public HandleAndZoneScope {
       Scheduler::ComputeSpecialRPO(&schedule);
       DCHECK(schedule.rpo_order()->size() > 0);
     }
-    code = new TestInstrSeq(main_zone(), &linkage, &graph, &schedule);
+    code = new TestInstrSeq(main_zone(), &graph, &schedule);
   }
 
   Node* Int32Constant(int32_t val) {
@@ -130,7 +130,7 @@ TEST(InstructionBasic) {
   CHECK_EQ(R.graph.NodeCount(), R.code->node_count());
 
   BasicBlockVector* blocks = R.schedule.rpo_order();
-  CHECK_EQ(static_cast<int>(blocks->size()), R.code->BasicBlockCount());
+  CHECK_EQ(static_cast<int>(blocks->size()), R.code->InstructionBlockCount());
 
   int index = 0;
   for (BasicBlockVectorIter i = blocks->begin(); i != blocks->end();