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

test/unittests/compiler/node-test-utils.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/node-test-utils.h"
 
 #include <vector>
 
 #include "src/assembler.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/js-operator.h"
 #include "src/compiler/node-properties.h"
 #include "src/compiler/simplified-operator.h"
 #include "src/unique.h"
 
 using testing::_;
 using testing::MakeMatcher;
 using testing::MatcherInterface;
 using testing::MatchResultListener;
 using testing::StringMatchResultListener;
 
 namespace v8 {
 namespace internal {
+
+bool operator==(Handle<HeapObject> const& lhs, Handle<HeapObject> const& rhs) {
+  return lhs.is_identical_to(rhs);
+}
+
 namespace compiler {
 
 namespace {
 
 template <typename T>
 bool PrintMatchAndExplain(const T& value, const std::string& value_name,
                           const Matcher<T>& value_matcher,
                           MatchResultListener* listener) {
   StringMatchResultListener value_listener;
   if (!value_matcher.MatchAndExplain(value, &value_listener)) {
@@ skipping 1487 matching lines @@
 }
 
 
 Matcher<Node*> IsExternalConstant(
     const Matcher<ExternalReference>& value_matcher) {
   return MakeMatcher(new IsConstantMatcher<ExternalReference>(
       IrOpcode::kExternalConstant, value_matcher));
 }
 
 
-Matcher<Node*> IsHeapConstant(
-    const Matcher<Unique<HeapObject> >& value_matcher) {
-  return MakeMatcher(new IsConstantMatcher<Unique<HeapObject> >(
-      IrOpcode::kHeapConstant, value_matcher));
+Matcher<Node*> IsHeapConstant(Handle<HeapObject> value) {
+  return MakeMatcher(new IsConstantMatcher<Handle<HeapObject>>(
+      IrOpcode::kHeapConstant, value));
 }
 
 
 Matcher<Node*> IsInt32Constant(const Matcher<int32_t>& value_matcher) {
   return MakeMatcher(
       new IsConstantMatcher<int32_t>(IrOpcode::kInt32Constant, value_matcher));
 }
 
 
 Matcher<Node*> IsInt64Constant(const Matcher<int64_t>& value_matcher) {
@@ skipping 497 matching lines @@
 IS_UNOP_MATCHER(NumberToInt32)
 IS_UNOP_MATCHER(NumberToUint32)
 IS_UNOP_MATCHER(ObjectIsSmi)
 IS_UNOP_MATCHER(ObjectIsNonNegativeSmi)
 IS_UNOP_MATCHER(Word32Clz)
 #undef IS_UNOP_MATCHER
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8