Move (uppercase) JS builtins from js builtins object to native context.

src/x87/macro-assembler-x87.h

Index: src/x87/macro-assembler-x87.h
diff --git a/src/x87/macro-assembler-x87.h b/src/x87/macro-assembler-x87.h
index 5c428442ea207569c83afd8af793e8b55e6e65da..bb918ea8c5e0fc0c281a12e1998461c10865ab36 100644
--- a/src/x87/macro-assembler-x87.h
+++ b/src/x87/macro-assembler-x87.h
@@ -330,17 +330,15 @@ class MacroAssembler: public Assembler {
                       InvokeFlag flag,
                       const CallWrapper& call_wrapper);
 
-  // Invoke specified builtin JavaScript function. Adds an entry to
-  // the unresolved list if the name does not resolve.
-  void InvokeBuiltin(Builtins::JavaScript id,
-                     InvokeFlag flag,
+  // Invoke specified builtin JavaScript function.
+  void InvokeBuiltin(int native_context_index, InvokeFlag flag,
                      const CallWrapper& call_wrapper = NullCallWrapper());
 
   // Store the function for the given builtin in the target register.
-  void GetBuiltinFunction(Register target, Builtins::JavaScript id);
+  void GetBuiltinFunction(Register target, int native_context_index);
 
   // Store the code object for the given builtin in the target register.
-  void GetBuiltinEntry(Register target, Builtins::JavaScript id);
+  void GetBuiltinEntry(Register target, int native_context_index);
 
   // Expression support
   // Support for constant splitting.