[turbofan] Remove usage of Unique<T> from graph.

src/compiler/simplified-operator-reducer.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 "src/compiler/simplified-operator-reducer.h"
 
 #include "src/compiler/js-graph.h"
 #include "src/compiler/machine-operator.h"
 #include "src/compiler/node-matchers.h"
 #include "src/compiler/operator-properties.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 SimplifiedOperatorReducer::SimplifiedOperatorReducer(JSGraph* jsgraph)
     : jsgraph_(jsgraph), simplified_(jsgraph->zone()) {}
 
 
 SimplifiedOperatorReducer::~SimplifiedOperatorReducer() {}
 
 
 Reduction SimplifiedOperatorReducer::Reduce(Node* node) {
   switch (node->opcode()) {
     case IrOpcode::kBooleanNot: {
       HeapObjectMatcher m(node->InputAt(0));
       if (m.HasValue()) {
-        return Replace(
-            jsgraph()->BooleanConstant(!m.Value().handle()->BooleanValue()));
+        return Replace(jsgraph()->BooleanConstant(!m.Value()->BooleanValue()));
       }
       if (m.IsBooleanNot()) return Replace(m.InputAt(0));
       break;
     }
     case IrOpcode::kChangeBitToBool: {
       Int32Matcher m(node->InputAt(0));
       if (m.Is(0)) return Replace(jsgraph()->FalseConstant());
       if (m.Is(1)) return Replace(jsgraph()->TrueConstant());
       if (m.IsChangeBoolToBit()) return Replace(m.InputAt(0));
       break;
     }
     case IrOpcode::kChangeBoolToBit: {
       HeapObjectMatcher m(node->InputAt(0));
-      if (m.HasValue()) return ReplaceInt32(m.Value().handle()->BooleanValue());
+      if (m.HasValue()) return ReplaceInt32(m.Value()->BooleanValue());
       if (m.IsChangeBitToBool()) return Replace(m.InputAt(0));
       break;
     }
     case IrOpcode::kChangeFloat64ToTagged: {
       Float64Matcher m(node->InputAt(0));
       if (m.HasValue()) return ReplaceNumber(m.Value());
       break;
     }
     case IrOpcode::kChangeInt32ToTagged: {
       Int32Matcher m(node->InputAt(0));
@@ skipping 75 matching lines @@
 Graph* SimplifiedOperatorReducer::graph() const { return jsgraph()->graph(); }
 
 
 MachineOperatorBuilder* SimplifiedOperatorReducer::machine() const {
   return jsgraph()->machine();
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8