Revert "Add can_send method to Messageable"

discord/abc.py

@@ -1529,59 +1529,6 @@ async def pins(self) -> List[Message]:
         state = self._state
         data = await state.http.pins_from(channel.id)
         return [state.create_message(channel=channel, data=m) for m in data]
-
-    def can_send(self, *objects) -> bool:
-        """Returns a :class:`bool` indicating whether you have the permissions to send the object(s).
-
-        Raises
-        ------
-        TypeError
-            An invalid type has been passed.
-
-        Returns
-        --------
-        :class:`bool`
-            Indicates whether you have the permissions to send the object(s).
-        """
-        mapping = {
-            'Message': 'send_messages',
-            'Embed': 'embed_links',
-            'File': 'attach_files',
-            'Emoji': 'use_external_emojis',
-            'GuildSticker': 'use_external_stickers',
-        }
-        # Can't use channel = await self._get_channel() since its async
-        if hasattr(self, 'permissions_for'):
-            channel = self
-        elif hasattr(self, 'channel') and not type(self.channel).__name__ in ('DMChannel', 'GroupChannel')
-            channel = self.channel
-        else:
-            return True # Permissions don't exist for User DMs
-
-
-        objects = (None, ) + objects # Makes sure we check for send_messages first
-
-        for obj in objects:
-            try:
-                if obj is None:
-                    permission = mapping['Message']
-                else:
-                    permission = mapping.get(type(obj).__name__) or mapping[obj.__name__]
-
-                if type(obj).__name__ == 'Emoji':
-                    if obj._to_partial().is_unicode_emoji or obj.guild_id == channel.guild.id:
-                        continue
-                elif type(obj).__name__ == 'GuildSticker':
-                    if obj.guild_id == channel.guild.id:
-                        continue
-
-            except (KeyError, AttributeError):
-                raise TypeError(f'The object {obj} is of an invalid type.')
-
-            if not getattr(channel.permissions_for(channel.guild.me), permission):
-                return False
-
-        return True 
 
     def history(
         self,