Issue 5919 - Adjust our code to the new messaging system

adblockplus/Api.jsm

Index: adblockplus/Api.jsm
===================================================================
--- a/adblockplus/Api.jsm
+++ b/adblockplus/Api.jsm
@@ -55,26 +55,26 @@ function initFilterListeners()
 
 function onFiltersLoad()
 {
   let {addonVersion} = require("info");
   if (Prefs.currentVersion == addonVersion && !getBoolPref(subscriptionsSavedPref))
   {
     UI.addSubscription(UI.currentWindow, Prefs.currentVersion);
   }
-  Messaging.sendRequest({ type: "Abb:OnFiltersLoad" });
+  EventDispatcher.instance.sendRequest({type: "Abb:OnFiltersLoad"});
 }
 
 function onFiltersSave()
 {
   if (FilterStorage.subscriptions.some((subscription) => subscription instanceof DownloadableSubscription && subscription.url != Prefs.subscriptions_exceptionsurl))
   {
     setBoolPref(subscriptionsSavedPref, true);
   }
-  Messaging.sendRequest({ type: "Abb:OnFiltersSave" });
+  EventDispatcher.instance.sendRequest({type: "Abb:OnFiltersSave"});
 }
 
 function getBoolPref(name)
 {
   let branch = getPrefsBranch();
   try
   {
     return branch.getBoolPref(name);
@@ -222,83 +222,102 @@ var AdblockPlusApi =
         filter = getWhitelistingFilter(url);
       }
     }
   },
   initCommunication: function()
   {
     initFilterListeners();
 
-    Messaging.addListener((function(data)
+    EventDispatcher.instance.registerListener((event, data, callback) =>
     {
       if (!data)
-        return {"success": false, "error": "malformed request"};
+      {
+        callback.onError("malformed request");
+        return;
+      }
 
       if (!this.filtersLoaded)
-        return {"success": false, "error": "filters not loaded"};
+      {
+        callback.onError("filters not loaded");
+        return;
+      }
 
       switch (data["action"])
       {
         case "getAdblockPlusEnabled":
-          return {"success": true, "value": this.adblockPlusEnabled};
+          callback.onSuccess({"value": this.adblockPlusEnabled});
+          return;
         case "setAdblockPlusEnabled":
           if ("enable" in data)
           {
             this.adblockPlusEnabled = !!data["enable"];
-            return {"success": true};
+            callback.onSuccess({});
+            return;
           }
           break;
         case "getAcceptableAdsEnabled":
-          return {"success": true, "value": this.acceptableAdsEnabled};
+          callback.onSuccess({"value": this.acceptableAdsEnabled});
+          return;
         case "setAcceptableAdsEnabled":
           if ("enable" in data)
           {
             this.acceptableAdsEnabled = !!data["enable"];
-            return {"success": true};
+            callback.onSuccess({});
+            return;
           }
           break;
         case "getSubscriptionsXml":
-          return {"success": true, "value": this.subscriptionsXml};
+          callback.onSuccess({"value": this.subscriptionsXml});
+          return;
         case "getActiveSubscriptions":
-          return {"success": true, "value": this.getActiveSubscriptions()};
+          callback.onSuccess({"value": this.getActiveSubscriptions()});
+          return;
         case "isSubscriptionListed":
           if ("url" in data)
           {
-            return {"success": true,
-                "value": this.isSubscriptionListed(data["url"])};
+            callback.onSuccess({"value": this.isSubscriptionListed(data["url"])});
+            return;
           }
           break;
         case "addSubscription":
           if ("url" in data)
           {
             this.addSubscription(data["url"], data["title"]);
-            return {"success": true};
+            callback.onSuccess({});
+            return;
           }
           break;
         case "removeSubscription":
           if ("url" in data)
           {
             this.removeSubscription(data["url"]);
-            return {"success": true};
+            callback.onSuccess({});
+            return;
           }
           break;
         case "isLocal":
           if ("url" in data)
-            return {"success": true,
-                    "value": this.isLocal(data["url"])};
+          {
+            callback.onSuccess({"value": this.isLocal(data["url"])});
+            return;
+          }
           break;
         case "isPageWhitelisted":
           if ("url" in data)
-            return {"success": true,
-                    "value": this.isPageWhitelisted(data["url"])};
+          {
+            callback.onSuccess({"value": this.isPageWhitelisted(data["url"])});
+            return;
+          }
           break;
         case "whitelistSite":
           if ("url" in data && "whitelisted" in data)
           {
             this.whitelistSite(data["url"], data["whitelisted"]);
-            return {"success": true};
+            callback.onSuccess({});
+            return;
           }
           break;
       }
-      return {"success": false, "error": "malformed request"};
-    }).bind(this), "AdblockPlus:Api");
+      callback.onError("malformed request");
+    }, "AdblockPlus:Api");
   }
 };