Remove old caching code

Not deleting debug_cache_stats as we'll soon re-add stuff there.

qutebrowser/app.py

@@ -147,9 +147,6 @@ def init(args, crash_handler):
     objreg.register('event-filter', event_filter)
 
     log.init.debug("Connecting signals...")
-    config_obj = objreg.get('config')
-    # FIXME:conf
-    # config_obj.style_changed.connect(style.get_stylesheet.cache_clear)
     qApp.focusChanged.connect(on_focus_changed)
 
     _process_args(args)

qutebrowser/config/style.py

@@ -27,7 +27,6 @@ from qutebrowser.config import config
 from qutebrowser.utils import log, jinja
 
 
-@functools.lru_cache(maxsize=16)
 def get_stylesheet(template_str):
     """Format a stylesheet based on a template.
 
@@ -59,6 +58,5 @@ def set_register_stylesheet(obj):
 
 def _update_stylesheet(obj):
     """Update the stylesheet for obj."""
-    get_stylesheet.cache_clear()
     if not sip.isdeleted(obj):
         obj.setStyleSheet(get_stylesheet(obj.STYLESHEET))

qutebrowser/misc/utilcmds.py

@@ -168,11 +168,7 @@ def debug_all_objects():
 @cmdutils.register(debug=True)
 def debug_cache_stats():
     """Print LRU cache stats."""
-    # FIXME:conf
-    config_info = objreg.get('config').get.cache_info()
-    style_info = style.get_stylesheet.cache_info()
-    log.misc.debug('config: {}'.format(config_info))
-    log.misc.debug('style: {}'.format(style_info))
+    pass
 
 
 @cmdutils.register(debug=True)