Remove deprecated PrintableUnique.

src/compiler/js-graph.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/js-graph.h"
 #include "src/compiler/node-properties-inl.h"
 #include "src/compiler/typer.h"
 
 namespace v8 {
 namespace internal {
 namespace compiler {
 
 Node* JSGraph::ImmovableHeapConstant(Handle<Object> object) {
-  PrintableUnique<Object> unique =
-      PrintableUnique<Object>::CreateImmovable(zone(), object);
+  Unique<Object> unique = Unique<Object>::CreateImmovable(object);
   return NewNode(common()->HeapConstant(unique));
 }
 
 
 Node* JSGraph::NewNode(Operator* op) {
   Node* node = graph()->NewNode(op);
   typer_->Init(node);
   return node;
 }
 
@@ skipping 61 matching lines @@
 
 
 Node* JSGraph::NaNConstant() {
   if (!nan_constant_.is_set()) {
     nan_constant_.set(NumberConstant(base::OS::nan_value()));
   }
   return nan_constant_.get();
 }
 
 
-Node* JSGraph::HeapConstant(PrintableUnique<Object> value) {
+Node* JSGraph::HeapConstant(Unique<Object> value) {
   // TODO(turbofan): canonicalize heap constants using Unique<T>
   return NewNode(common()->HeapConstant(value));
 }
 
 
 Node* JSGraph::HeapConstant(Handle<Object> value) {
   // TODO(titzer): We could also match against the addresses of immortable
   // immovables here, even without access to the heap, thus always
   // canonicalizing references to them.
-  return HeapConstant(
-      PrintableUnique<Object>::CreateUninitialized(zone(), value));
+  return HeapConstant(Unique<Object>::CreateUninitialized(value));
 }
 
 
 Node* JSGraph::Constant(Handle<Object> value) {
   // Dereference the handle to determine if a number constant or other
   // canonicalized node can be used.
   if (value->IsNumber()) {
     return Constant(value->Number());
   } else if (value->IsUndefined()) {
     return UndefinedConstant();
@@ skipping 55 matching lines @@
 Node* JSGraph::ExternalConstant(ExternalReference reference) {
   Node** loc = cache_.FindExternalConstant(reference);
   if (*loc == NULL) {
     *loc = NewNode(common()->ExternalConstant(reference));
   }
   return *loc;
 }
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8