Replace .on_response with static .from_reader for all types

telethon/extensions/binary_reader.py

@@ -131,11 +131,7 @@ class BinaryReader:
             # If there was still no luck, give up
             raise TypeNotFoundError(constructor_id)
 
-        # Create an empty instance of the class and
-        # fill it with the read attributes
-        result = clazz.empty()
-        result.on_response(self)
-        return result
+        return clazz.from_reader(self)
 
     def tgread_vector(self):
         """Reads a vector (a list) of Telegram objects"""

telethon/tl/tlobject.py

@@ -121,5 +121,6 @@ class TLObject:
     def to_bytes(self):
         return b''
 
-    def on_response(self, reader):
-        pass
+    @staticmethod
+    def from_reader(reader):
+        return TLObject()