[wasm] Create a proper map for functions created from WASM.

src/objects.h

 // Copyright 2015 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/assert-scope.h"
@@ skipping 7544 matching lines @@
   DECLARE_CAST(JSFunction)
 
   // Calculate the instance size and in-object properties count.
   void CalculateInstanceSize(InstanceType instance_type,
                              int requested_internal_fields, int* instance_size,
                              int* in_object_properties);
   void CalculateInstanceSizeForDerivedClass(InstanceType instance_type,
                                             int requested_internal_fields,
                                             int* instance_size,
                                             int* in_object_properties);
-
+  static void CalculateInstanceSizeHelper(InstanceType instance_type,
+                                          int requested_internal_fields,
+                                          int requested_in_object_properties,
+                                          int* instance_size,
+                                          int* in_object_properties);
   // Visiting policy flags define whether the code entry or next function
   // should be visited or not.
   enum BodyVisitingPolicy {
     kVisitCodeEntry = 1 << 0,
     kVisitNextFunction = 1 << 1,
 
     kSkipCodeEntryAndNextFunction = 0,
     kVisitCodeEntryAndNextFunction = kVisitCodeEntry | kVisitNextFunction
   };
   // Iterates the function object according to the visiting policy.
@@ skipping 3302 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_