Add EmitNamedStore and CallStoreIC(name, is_contextual) to x64 platform.

src/x64/virtual-frame-x64.h

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 323 matching lines @@
 
   // Call keyed load IC.  Key and receiver are found on top of the
   // frame.  They are not dropped.
   Result CallKeyedLoadIC(RelocInfo::Mode mode);
 
 
   // Calling a store IC and a keyed store IC differ only by which ic is called
   // and by the order of the three arguments on the frame.
   Result CallCommonStoreIC(Handle<Code> ic,
                            Result* value,
-                           Result *key,
+                           Result* key,
                            Result* receiver);
 
   // Call store IC.  Name, value, and receiver are found on top
   // of the frame.  All are dropped.
   Result CallStoreIC() {
     Handle<Code> ic(Builtins::builtin(Builtins::StoreIC_Initialize));
     Result name = Pop();
     Result value = Pop();
     Result receiver = Pop();
     return CallCommonStoreIC(ic, &value, &name, &receiver);
   }
 
+  // Call store IC.  If the load is contextual, value is found on top of the
+  // frame.  If not, value and receiver are on the frame.  Both are dropped.
+  Result CallStoreIC(Handle<String> name, bool is_contextual);
+
   // Call keyed store IC.  Value, key, and receiver are found on top
   // of the frame.  All are dropped.
   Result CallKeyedStoreIC() {
     Handle<Code> ic(Builtins::builtin(Builtins::KeyedStoreIC_Initialize));
     Result value = Pop();
     Result key = Pop();
     Result receiver = Pop();
     return CallCommonStoreIC(ic, &value, &key, &receiver);
   }
 
@@ skipping 233 matching lines @@
 
   // Classes that need raw access to the elements_ array.
   friend class FrameRegisterState;
   friend class JumpTarget;
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_VIRTUAL_FRAME_X64_H_