When rethrowing an exception, print the stack trace of its original site instead of rethrow site.

src/objects.h

 // 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 1620 matching lines @@
   // receiver is a JSGlobalProxy then the auxiliary object is a property
   // of its prototype, and if it's a detached proxy, then you can't have
   // hidden properties.
 
   // Sets a hidden property on this object. Returns this object if successful,
   // undefined if called on a detached proxy.
   static Handle<Object> SetHiddenProperty(Handle<JSObject> obj,
                                           Handle<String> key,
                                           Handle<Object> value);
   // Returns a failure if a GC is required.
-  MaybeObject* SetHiddenProperty(String* key, Object* value);
+  MUST_USE_RESULT MaybeObject* SetHiddenProperty(String* key, Object* value);
   // Gets the value of a hidden property with the given key. Returns undefined
   // if the property doesn't exist (or if called on a detached proxy),
   // otherwise returns the value set for the key.
   Object* GetHiddenProperty(String* key);
   // Deletes a hidden property. Deleting a non-existing property is
   // considered successful.
   void DeleteHiddenProperty(String* key);
   // Returns true if the object has a property with the hidden symbol as name.
   bool HasHiddenProperties();
 
@@ skipping 6593 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_