Remove some dead code.

See #973.

qutebrowser/browser/commands.py

@@ -217,14 +217,6 @@ class CommandDispatcher:
             raise cmdexc.CommandError("Last focused tab vanished!")
         self._set_current_index(idx)
 
-    def _editor_cleanup(self, oshandle, filename):
-        """Clean up temporary file when the editor was closed."""
-        try:
-            os.close(oshandle)
-            os.remove(filename)
-        except OSError:
-            raise cmdexc.CommandError("Failed to delete tempfile...")
-
     def _get_selection_override(self, left, right, opposite):
         """Helper function for tab_close to get the tab to select.
 

qutebrowser/browser/history.py

@@ -52,11 +52,6 @@ class HistoryEntry:
     def __str__(self):
         return '{} {}'.format(int(self.atime), self.url_string)
 
-    @classmethod
-    def from_str(cls, s):
-        """Get a history based on a 'TIME URL' string."""
-        return cls(*s.split(' ', maxsplit=1))
-
 
 class WebHistory(QWebHistoryInterface):
 

qutebrowser/browser/rfc6266.py

@@ -42,7 +42,6 @@ class UniqueNamespace(peg.Namespace):
 # RFC 2616
 separator_chars = "()<>@,;:\\\"/[]?={} \t"
 ctl_chars = ''.join(chr(i) for i in range(32)) + chr(127)
-nontoken_chars = separator_chars + ctl_chars
 
 
 # RFC 5987

qutebrowser/browser/webview.py

@@ -64,7 +64,6 @@ class WebView(QWebView):
         win_id: The window ID of the view.
         search_text: The text of the last search.
         search_flags: The search flags of the last search.
-        _cur_url: The current URL (accessed via cur_url property).
         _has_ssl_errors: Whether SSL errors occurred during loading.
         _zoom: A NeighborList with the zoom levels.
         _old_scroll_pos: The old scroll position.
@@ -119,7 +118,6 @@ class WebView(QWebView):
         # See https://github.com/The-Compiler/qutebrowser/issues/390
         self.destroyed.connect(functools.partial(
             cfg.changed.disconnect, self.init_neighborlist))
-        self._cur_url = None
         self.cur_url = QUrl()
         self.progress = 0
         self.registry = objreg.ObjectRegistry()

qutebrowser/commands/cmdexc.py

@@ -42,13 +42,6 @@ class NoSuchCommandError(CommandMetaError):
     pass
 
 
-class ArgumentCountError(CommandMetaError):
-
-    """Raised when a command was called with an invalid count of arguments."""
-
-    pass
-
-
 class ArgumentTypeError(CommandMetaError):
 
     """Raised when an argument had an invalid type."""