1 files changed, 0 insertions, 167 deletions
diff --git a/data/extensions/spyblock@gnu.org/chrome/content/elemHideEmulation.js b/data/extensions/spyblock@gnu.org/chrome/content/elemHideEmulation.js
deleted file mode 100644
index ff824ae..0000000
--- a/data/extensions/spyblock@gnu.org/chrome/content/elemHideEmulation.js
+++ /dev/null
@@ -1,167 +0,0 @@
-// We are currently limited to ECMAScript 5 in this file, because it is being
-// used in the browser tests. See https://issues.adblockplus.org/ticket/4796
-
-var propertySelectorRegExp = /\[\-abp\-properties=(["'])([^"']+)\1\]/;
-
-function splitSelector(selector)
-{
-  if (selector.indexOf(",") == -1)
-    return [selector];
-
-  var selectors = [];
-  var start = 0;
-  var level = 0;
-  var sep = "";
-
-  for (var i = 0; i < selector.length; i++)
-  {
-    var chr = selector[i];
-
-    if (chr == "\\")        // ignore escaped characters
-      i++;
-    else if (chr == sep)    // don't split within quoted text
-      sep = "";             // e.g. [attr=","]
-    else if (sep == "")
-    {
-      if (chr == '"' || chr == "'")
-        sep = chr;
-      else if (chr == "(")  // don't split between parentheses
-        level++;            // e.g. :matches(div,span)
-      else if (chr == ")")
-        level = Math.max(0, level - 1);
-      else if (chr == "," && level == 0)
-      {
-        selectors.push(selector.substring(start, i));
-        start = i + 1;
-      }
-    }
-  }
-
-  selectors.push(selector.substring(start));
-  return selectors;
-}
-
-function ElemHideEmulation(window, getFiltersFunc, addSelectorsFunc)
-{
-  this.window = window;
-  this.getFiltersFunc = getFiltersFunc;
-  this.addSelectorsFunc = addSelectorsFunc;
-}
-
-ElemHideEmulation.prototype = {
-  stringifyStyle: function(style)
-  {
-    var styles = [];
-    for (var i = 0; i < style.length; i++)
-    {
-      var property = style.item(i);
-      var value    = style.getPropertyValue(property);
-      var priority = style.getPropertyPriority(property);
-      styles.push(property + ": " + value + (priority ? " !" + priority : "") + ";");
-    }
-    styles.sort();
-    return styles.join(" ");
-  },
-
-  isSameOrigin: function(stylesheet)
-  {
-    try
-    {
-      return new URL(stylesheet.href).origin == this.window.location.origin;
-    }
-    catch (e)
-    {
-      // Invalid URL, assume that it is first-party.
-      return true;
-    }
-  },
-
-  findSelectors: function(stylesheet, selectors, filters)
-  {
-    // Explicitly ignore third-party stylesheets to ensure consistent behavior
-    // between Firefox and Chrome.
-    if (!this.isSameOrigin(stylesheet))
-      return;
-
-    var rules = stylesheet.cssRules;
-    if (!rules)
-      return;
-
-    for (var i = 0; i < rules.length; i++)
-    {
-      var rule = rules[i];
-      if (rule.type != rule.STYLE_RULE)
-        continue;
-
-      var style = this.stringifyStyle(rule.style);
-      for (var j = 0; j < this.patterns.length; j++)
-      {
-        var pattern = this.patterns[j];
-        if (pattern.regexp.test(style))
-        {
-          var subSelectors = splitSelector(rule.selectorText);
-          for (var k = 0; k < subSelectors.length; k++)
-          {
-            var subSelector = subSelectors[k];
-            selectors.push(pattern.prefix + subSelector + pattern.suffix);
-            filters.push(pattern.text);
-          }
-        }
-      }
-    }
-  },
-
-  addSelectors: function(stylesheets)
-  {
-    var selectors = [];
-    var filters = [];
-    for (var i = 0; i < stylesheets.length; i++)
-      this.findSelectors(stylesheets[i], selectors, filters);
-    this.addSelectorsFunc(selectors, filters);
-  },
-
-  onLoad: function(event)
-  {
-    var stylesheet = event.target.sheet;
-    if (stylesheet)
-      this.addSelectors([stylesheet]);
-  },
-
-  apply: function()
-  {
-    this.getFiltersFunc(function(patterns)
-    {
-      this.patterns = [];
-      for (var i = 0; i < patterns.length; i++)
-      {
-        var pattern = patterns[i];
-        var match = propertySelectorRegExp.exec(pattern.selector);
-        if (!match)
-          continue;
-
-        var propertyExpression = match[2];
-        var regexpString;
-        if (propertyExpression.length >= 2 && propertyExpression[0] == "/" &&
-            propertyExpression[propertyExpression.length - 1] == "/")
-          regexpString = propertyExpression.slice(1, -1)
-              .replace("\\x7B ", "{").replace("\\x7D ", "}");
-        else
-          regexpString = filterToRegExp(propertyExpression);
-
-        this.patterns.push({
-          text: pattern.text,
-          regexp: new RegExp(regexpString, "i"),
-          prefix: pattern.selector.substr(0, match.index),
-          suffix: pattern.selector.substr(match.index + match[0].length)
-        });
-      }
-
-      if (this.patterns.length > 0)
-      {
-        var document = this.window.document;
-        this.addSelectors(document.styleSheets);
-        document.addEventListener("load", this.onLoad.bind(this), true);
-      }
-    }.bind(this));
-  }
-};