added hook function to appIntegration to handle function-overwrites from other extensions

chrome/content/options.js

 /*
  * This Source Code is subject to the terms of the Mozilla Public License
  * version 2.0 (the "License"). You can obtain a copy of the License at
  * http://mozilla.org/MPL/2.0/.
  */
 
 Cu.import("resource://gre/modules/Services.jsm");
 
 let {Prefs} = require("prefs");
 Prefs.addListener(onPrefChange);
@@ skipping 55 matching lines @@
     if (a[0] < b[0])
       return -1;
     else if (a[0] > b[0])
       return 1;
     else
       return 0;
   });
   whitelist.sort();
 
   // Add the rules to the list
-  if(ruleList.length > 0)
+  if (ruleList.length > 0)
   {
     for (let i = 0; i < ruleList.length; i++)
     {
       let [searchString, replacement] = ruleList[i];
 
       let option = document.createElement('listitem');
       option.setAttribute("value", searchString);
 
       let cell1 = document.createElement('listcell');
       cell1.setAttribute("label", searchString);
       option.appendChild(cell1);
 
       let cell2 = document.createElement('listcell');
       cell2.setAttribute("label", replacement);
       option.appendChild(cell2);
 
       ruleListElement.appendChild(option);
     }
   }
   else
   {
     let option = document.createElement("listitem");
     option.setAttribute("class", "auto-entry");
     option.setAttribute("label", ruleListElement.getAttribute("_emptyLabel"));
 
     ruleListElement.appendChild(option);
   }
 
-  if(whitelist.length > 0)
+  if (whitelist.length > 0)
   {
     for (let i = 0; i < whitelist.length; i++)
     {
       let option = document.createElement("listitem");
       option.setAttribute("value", whitelist[i]);
       option.setAttribute("label", whitelist[i])
 
       whitelistElement.appendChild(option);
     }
   }
@@ skipping 19 matching lines @@
 
   E("find").value = E("replace").value = "";
   E("find").oninput();
 }
 
 function removeRule(btn, pref)
 {
   let list = E(btn.getAttribute("_list"));
   let items = list.selectedItems;
 
+  let {onWhitelistEntryRemoved} = require("rules");
+
   for (let i = items.length - 1; i >= 0; i--)
   {
     let searchString = items[i].getAttribute("value");
     delete Prefs[pref][searchString];
+
+    if (pref == "whitelist")
+      onWhitelistEntryRemoved(searchString);
   }
   Prefs[pref] = JSON.parse(JSON.stringify(Prefs[pref]));
 }