Updated filter processing logic.

lib/filters.js

@@ -1,4 +1,3 @@
-import { BROWSERS } from './constants';
 import { removeTrailingSlash, removeWWW, getDomainName } from './url';
 
 export const urlFilter = (data, { raw }) => {
@@ -113,8 +112,6 @@ export const refFilter = (data, { domain, domainOnly, raw }) => {
   return Object.keys(map).map(key => ({ x: key, y: map[key], w: links[key] }));
 };
 
-export const browserFilter = data => data.map(({ x, y }) => ({ x: BROWSERS[x] ?? x, y }));
-
 export const eventTypeFilter = (data, types) => {
   if (!types || types.length === 0) {
     return data;