revert 16584 for breaking build

src/execution.cc

 // Copyright 2012 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 687 matching lines @@
     return factory->undefined_value();
   }
   return result;
 }
 
 
 Handle<JSFunction> Execution::InstantiateFunction(
     Handle<FunctionTemplateInfo> data,
     bool* exc) {
   Isolate* isolate = data->GetIsolate();
-  if (!data->do_not_cache()) {
-    // Fast case: see if the function has already been instantiated
-    int serial_number = Smi::cast(data->serial_number())->value();
-    Object* elm =
-        isolate->native_context()->function_cache()->
-            GetElementNoExceptionThrown(isolate, serial_number);
-    if (elm->IsJSFunction()) return Handle<JSFunction>(JSFunction::cast(elm));
-  }
+  // Fast case: see if the function has already been instantiated
+  int serial_number = Smi::cast(data->serial_number())->value();
+  Object* elm =
+      isolate->native_context()->function_cache()->
+          GetElementNoExceptionThrown(isolate, serial_number);
+  if (elm->IsJSFunction()) return Handle<JSFunction>(JSFunction::cast(elm));
   // The function has not yet been instantiated in this context; do it.
   Handle<Object> args[] = { data };
   Handle<Object> result = Call(isolate,
                                isolate->instantiate_fun(),
                                isolate->js_builtins_object(),
                                ARRAY_SIZE(args),
                                args,
                                exc);
   if (*exc) return Handle<JSFunction>::null();
   return Handle<JSFunction>::cast(result);
@@ skipping 207 matching lines @@
   }
   if (stack_guard->IsFullDeopt()) {
     stack_guard->Continue(FULL_DEOPT);
     Deoptimizer::DeoptimizeAll(isolate);
   }
   return isolate->heap()->undefined_value();
 }
 
 
 } }  // namespace v8::internal