[turbofan] Remove unused constructor function matching from typer.

test/unittests/compiler/graph-unittest.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "test/unittests/compiler/graph-unittest.h"
 
 #include "src/compiler/node-properties.h"
 #include "test/unittests/compiler/node-test-utils.h"
 
 namespace v8 {
@@ skipping 92 matching lines @@
 }
 
 
 Matcher<Node*> GraphTest::IsUndefinedConstant() {
   return IsHeapConstant(
       Unique<HeapObject>::CreateImmovable(factory()->undefined_value()));
 }
 
 
 TypedGraphTest::TypedGraphTest(int num_parameters)
-    : GraphTest(num_parameters),
-      typer_(isolate(), graph(), nullptr, MaybeHandle<Context>()) {}
+    : GraphTest(num_parameters), typer_(isolate(), graph()) {}
 
 
 TypedGraphTest::~TypedGraphTest() {}
 
 
 Node* TypedGraphTest::Parameter(Type* type, int32_t index) {
   Node* node = GraphTest::Parameter(index);
   NodeProperties::SetBounds(node, Bounds(type));
   return node;
 }
@@ skipping 14 matching lines @@
   EXPECT_LT(0u, n0->id());
   EXPECT_LT(0u, n1->id());
   EXPECT_NE(n0->id(), n1->id());
   EXPECT_EQ(&kDummyOperator, n0->op());
   EXPECT_EQ(&kDummyOperator, n1->op());
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8