Remove duplicated functions

app/javascript/flavours/glitch/reducers/statuses.js

@@ -105,43 +105,6 @@ const statusTranslateUndo = (state, id) => {
   });
 };
 
-const updateReaction = (state, id, name, updater) => state.update(
-  id,
-  status => status.update(
-    'reactions',
-    reactions => {
-      const index = reactions.findIndex(reaction => reaction.get('name') === name);
-      if (index > -1) {
-        return reactions.update(index, reaction => updater(reaction));
-      } else {
-        return reactions.push(updater(fromJS({ name, count: 0 })));
-      }
-    },
-  ),
-);
-
-const updateReactionCount = (state, reaction) => updateReaction(state, reaction.status_id, reaction.name, x => x.set('count', reaction.count));
-
-// The url parameter is only used when adding a new custom emoji reaction
-// (one that wasn't in the reactions list before) because we don't have its
-// URL yet.  In all other cases, it's undefined.
-const addReaction = (state, id, name, url) => updateReaction(
-  state,
-  id,
-  name,
-  x => x.set('me', true)
-    .update('count', n => n + 1)
-    .update('url', old => old ? old : url)
-    .update('static_url', old => old ? old : url),
-);
-
-const removeReaction = (state, id, name) => updateReaction(
-  state,
-  id,
-  name,
-  x => x.set('me', false).update('count', n => n - 1),
-);
-
 const initialState = ImmutableMap();
 
 export default function statuses(state = initialState, action) {