[interpreter] Add Interpreter{Entry,Exit}Trampoline builtins.

src/compiler/raw-machine-assembler.h

 // 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.
 
 #ifndef V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_
 #define V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_
 
 #include "src/assembler.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph.h"
@@ skipping 87 matching lines @@
   Node* Float32Constant(float value) {
     return NewNode(common()->Float32Constant(value));
   }
   Node* Float64Constant(double value) {
     return NewNode(common()->Float64Constant(value));
   }
   Node* HeapConstant(Handle<HeapObject> object) {
     Unique<HeapObject> val = Unique<HeapObject>::CreateUninitialized(object);
     return NewNode(common()->HeapConstant(val));
   }
+  Node* HeapConstant(Unique<HeapObject> object) {
+    return NewNode(common()->HeapConstant(object));
+  }
   Node* ExternalConstant(ExternalReference address) {
     return NewNode(common()->ExternalConstant(address));
   }
 
   Node* Projection(int index, Node* a) {
     return NewNode(common()->Projection(index), a);
   }
 
   // Memory Operations.
   Node* Load(MachineType rep, Node* base) {
@@ skipping 467 matching lines @@
   BasicBlock* current_block_;
 
   DISALLOW_COPY_AND_ASSIGN(RawMachineAssembler);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_