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

src/compiler/js-generic-lowering.h

Index: src/compiler/js-generic-lowering.h
diff --git a/src/compiler/js-generic-lowering.h b/src/compiler/js-generic-lowering.h
index 9811ba8451810ecceea2ed392b0b536cf6d5c5c2..cb1820d2bcf1b3ad0e66b5fdb653f68dea6854a0 100644
--- a/src/compiler/js-generic-lowering.h
+++ b/src/compiler/js-generic-lowering.h
@@ -38,7 +38,7 @@ class JSGenericLowering final : public Reducer {
   // Helpers to replace existing nodes with a generic call.
   void ReplaceWithCompareIC(Node* node, Token::Value token);
   void ReplaceWithStubCall(Node* node, Callable c, CallDescriptor::Flags flags);
-  void ReplaceWithBuiltinCall(Node* node, Builtins::JavaScript id, int args);
+  void ReplaceWithBuiltinCall(Node* node, int context_index, int args);
   void ReplaceWithRuntimeCall(Node* node, Runtime::FunctionId f, int args = -1);
 
   Zone* zone() const;