Enable code generation for array literals....

src/x64/macro-assembler-x64.h

Index: src/x64/macro-assembler-x64.h
===================================================================
--- src/x64/macro-assembler-x64.h	(revision 2231)
+++ src/x64/macro-assembler-x64.h	(working copy)
@@ -167,6 +167,12 @@
   void Call(ExternalReference ext);
   void Call(Handle<Code> code_object, RelocInfo::Mode rmode);
 
+  // Compare register value to a heap object pointer in a handle.
+  void CmpHeapObject(Register heap_object_reg, Handle<Object> heap_object);
+
+  // Push a heap object pointer in a handle on the stack.
+  void PushHeapObject(Handle<Object> heap_object);
+
   // Compare object type for heap object.
   // Incoming register is heap_object and outgoing register is map.
   void CmpObjectType(Register heap_object, InstanceType type, Register map);