avm2: Drop seemingly-unused set_class_object()

core/src/avm2/object.rs

@@ -1094,13 +1094,6 @@ pub trait TObject<'gc>: 'gc + Collect + Debug + Into<Object<'gc>> + Clone + Copy
         None
     }
 
-    /// Associate the object with a particular class object.
-    ///
-    /// This turns the object into an instance of that class. It should only be
-    /// used in situations where the object cannot be made an instance of the
-    /// class at allocation time, such as during early runtime setup.
-    fn set_class_object(self, mc: MutationContext<'gc, '_>, class_object: Object<'gc>);
-
     /// Get this class's instance allocator.
     fn instance_allocator(self) -> Option<AllocatorFn> {
         None

core/src/avm2/object/class_object.rs

@@ -498,10 +498,6 @@ impl<'gc> TObject<'gc> for ClassObject<'gc> {
         self.0.read().base.instance_of()
     }
 
-    fn set_class_object(self, _mc: MutationContext<'gc, '_>, _class_object: Object<'gc>) {
-        //Do nothing, as classes cannot be turned into instances.
-    }
-
     fn set_local_property_is_enumerable(
         &self,
         mc: MutationContext<'gc, '_>,

core/src/avm2/object/custom_object.rs

@@ -122,10 +122,6 @@ macro_rules! impl_avm2_custom_object_instance {
             self.0.read().$field.instance_of()
         }
 
-        fn set_class_object(self, mc: MutationContext<'gc, '_>, class_object: Object<'gc>) {
-            self.0.write(mc).$field.set_class_object(class_object);
-        }
-
         fn set_local_property_is_enumerable(
             &self,
             mc: MutationContext<'gc, '_>,

core/src/avm2/object/script_object.rs

@@ -308,10 +308,6 @@ impl<'gc> TObject<'gc> for ScriptObject<'gc> {
         self.0.read().as_class_object()
     }
 
-    fn set_class_object(self, mc: MutationContext<'gc, '_>, class_object: Object<'gc>) {
-        self.0.write(mc).set_class_object(class_object);
-    }
-
     fn instance_of(&self) -> Option<Object<'gc>> {
         self.0.read().instance_of()
     }
@@ -845,13 +841,4 @@ impl<'gc> ScriptObjectData<'gc> {
     pub fn instance_of(&self) -> Option<Object<'gc>> {
         self.instance_of
     }
-
-    /// Associate the object with a particular class object.
-    ///
-    /// This turns the object into an instance of that class. It should only be
-    /// used in situations where the object cannot be made an instance of the
-    /// class at allocation time, such as during early runtime setup.
-    pub fn set_class_object(&mut self, class_object: Object<'gc>) {
-        self.instance_of = Some(class_object)
-    }
 }

core/src/avm2/object/stage_object.rs

@@ -294,10 +294,6 @@ impl<'gc> TObject<'gc> for StageObject<'gc> {
         self.0.read().base.as_class_object()
     }
 
-    fn set_class_object(self, mc: MutationContext<'gc, '_>, class_object: Object<'gc>) {
-        self.0.write(mc).base.set_class_object(class_object);
-    }
-
     fn instance_of(&self) -> Option<Object<'gc>> {
         self.0.read().base.instance_of()
     }