DEV: Remove unused BreakString class (#8942)

app/assets/javascripts/discourse/lib/formatter.js.es6

@@ -1,54 +1,3 @@
-/* global BreakString:true */
-
-/*
- * memoize.js
- * by @philogb and @addyosmani
- * with further optimizations by @mathias
- * and @DmitryBaranovsk
- * perf tests: http://bit.ly/q3zpG3
- * Released under an MIT license.
- *
- * modified with cap by Sam
- */
-function cappedMemoize(fn, max) {
-  fn.maxMemoize = max;
-  fn.memoizeLength = 0;
-
-  return function() {
-    const args = Array.prototype.slice.call(arguments);
-    let hash = "";
-    let i = args.length;
-    let currentArg = null;
-    while (i--) {
-      currentArg = args[i];
-      hash +=
-        currentArg === new Object(currentArg)
-          ? JSON.stringify(currentArg)
-          : currentArg;
-      if (!fn.memoize) {
-        fn.memoize = {};
-      }
-    }
-    if (hash in fn.memoize) {
-      return fn.memoize[hash];
-    } else {
-      fn.memoizeLength++;
-      if (fn.memoizeLength > max) {
-        fn.memoizeLength = 0;
-        fn.memoize = {};
-      }
-      const result = fn.apply(this, args);
-      fn.memoize[hash] = result;
-      return result;
-    }
-  };
-}
-
-const breakUp = cappedMemoize(function(str, hint) {
-  return new BreakString(str).break(hint);
-}, 100);
-export { breakUp };
-
 export function shortDate(date) {
   return moment(date).format(I18n.t("dates.medium.date_year"));
 }

app/assets/javascripts/vendor.js

@@ -25,7 +25,6 @@
 //= require mousetrap-global-bind.js
 //= require rsvp.js
 //= require show-html.js
-//= require break_string
 //= require buffered-proxy
 //= require jquery.autoellipsis-1.0.10
 //= require virtual-dom