Issue 4577 - Remove Safari support

lib/polyfills/promise.js

Index: lib/polyfills/promise.js
diff --git a/lib/polyfills/promise.js b/lib/polyfills/promise.js
deleted file mode 100644
index 88ab7586d3f8c61e12f1c31dceed860b94d30334..0000000000000000000000000000000000000000
--- a/lib/polyfills/promise.js
+++ /dev/null
@@ -1,154 +0,0 @@
-/*
- * This file is part of Adblock Plus <https://adblockplus.org/>,
- * Copyright (C) 2006-2016 Eyeo GmbH
- *
- * Adblock Plus is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 3 as
- * published by the Free Software Foundation.
- *
- * Adblock Plus is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-(function(global)
-{
-  "use strict";
-
-  if ("Promise" in global)
-    return;
-
-  var PENDING = 0;
-  var FULFILLED = 1;
-  var REJECTED = 2;
-
-  var Promise = global.Promise = function(executor)
-  {
-    this._state = PENDING;
-    this._value = undefined;
-    this._subscriptions = [];
-
-    try
-    {
-      executor(this._emit.bind(this, FULFILLED),
-               this._emit.bind(this, REJECTED));
-    }
-    catch (reason)
-    {
-      this._emit(REJECTED, reason);
-    }
-  };
-
-  Promise.prototype = {
-    _dispatch: function(onFulfilled, onRejected, resolve, reject)
-    {
-      var callback = this._state == FULFILLED ? onFulfilled : onRejected;
-
-      if (typeof callback == "function")
-      {
-        var result;
-
-        try
-        {
-          result = callback(this._value);
-        }
-        catch (reason)
-        {
-          reject(reason);
-          return;
-        }
-
-        Promise.resolve(result).then(resolve, reject);
-      }
-      else if (this._state == FULFILLED)
-      {
-        resolve(this._value);
-      }
-      else if (this._state == REJECTED)
-      {
-        reject(this._value);
-      }
-    },
-    _dispatchSubscriptions: function()
-    {
-      if (this._state == REJECTED && this._subscriptions.length == 0)
-        console.error('Uncaught (in promise)', this._value);
-
-      for (var i = 0; i < this._subscriptions.length; i++)
-        this._dispatch.apply(this, this._subscriptions[i]);
-
-      this._subscriptions = null;
-    },
-    _emit: function(state, value)
-    {
-      if (this._state != PENDING)
-        return;
-
-      this._state = state;
-      this._value = value;
-
-      setTimeout(this._dispatchSubscriptions.bind(this), 0);
-    },
-    then: function(onFulfilled, onRejected)
-    {
-      return new Promise(function(resolve, reject)
-      {
-        if (this._subscriptions)
-          this._subscriptions.push([onFulfilled, onRejected, resolve, reject]);
-        else
-          setTimeout(
-            this._dispatch.bind(this), 0,
-            onFulfilled, onRejected, resolve, reject
-          );
-      }.bind(this));
-    },
-    catch: function(onRejected)
-    {
-      return this.then(undefined, onRejected);
-    }
-  };
-
-  Promise.resolve = function(value)
-  {
-    if (value instanceof Promise)
-      return value;
-    return new Promise(function(resolve, reject) { resolve(value); });
-  };
-
-  Promise.reject = function(reason)
-  {
-    return new Promise(function(resolve, reject) { reject(reason); });
-  };
-
-  Promise.all = function(promises)
-  {
-    return new Promise(function(resolve, reject)
-    {
-      var count = promises.length;
-      var result = new Array(count);
-
-      if (count == 0)
-      {
-        resolve(result);
-        return;
-      }
-
-      promises.forEach(function(promise, i)
-      {
-        Promise.resolve(promise).then(
-          function(value)
-          {
-            result[i] = value;
-            if (--count == 0)
-              resolve(result);
-          },
-          reject
-        );
-      });
-    });
-  };
-})(this);