Remove dead code

This code is not called/needed anymore with the changes done in the new-config
branch.

qutebrowser/commands/cmdutils.py

@@ -86,27 +86,6 @@ class register:  # pylint: disable=invalid-name
         self._name = name
         self._kwargs = kwargs
 
-    def _get_name(self, func):
-        """Get the name(s) which should be used for the current command.
-
-        If the name hasn't been overridden explicitly, the function name is
-        transformed.
-
-        If it has been set, it can either be a string which is
-        used directly, or an iterable.
-
-        Args:
-            func: The function to get the name of.
-
-        Return:
-            A list of names, with the main name being the first item.
-        """
-        if self._name is None:
-            return [func.__name__.lower().replace('_', '-')]
-        else:
-            assert isinstance(self._name, str)
-            return self._name
-
     def __call__(self, func):
         """Register the command before running the function.
 

qutebrowser/misc/keyhintwidget.py

@@ -95,14 +95,10 @@ class KeyHintView(QLabel):
                        for glob in config.val.keyhint.blacklist)
 
         bindings_dict = config.key_instance.get_bindings_for(modename)
-        if not bindings_dict:
-            bindings = []
-        else:
-            bindings = [(k, v) for (k, v)
-                        in sorted(bindings_dict.items())
-                        if k.startswith(prefix) and
-                        not utils.is_special_key(k) and
-                        not blacklisted(k)]
+        bindings = [(k, v) for (k, v) in sorted(bindings_dict.items())
+                    if k.startswith(prefix) and
+                    not utils.is_special_key(k) and
+                    not blacklisted(k)]
 
         if not bindings:
             self._show_timer.stop()