Bug 1568521 Tracking protection doorhanger's Enable/Disable states don't work r=VladBaicu

Now using lastURI instead of principal and now we are using the right functions in order to test permissions.

Differential Revision: https://phabricator.services.mozilla.com/D39190

--HG--
extra : moz-landing-system : lando

mobile/android/chrome/content/PermissionsHelper.js

@@ -145,6 +145,7 @@ var PermissionsHelper = {
    * @return A permission value defined in nsIPermissionManager.
    */
   getPermission: function getPermission(aPrincipal, aType) {
+    let aURI = BrowserApp.selectedBrowser.lastURI;
     // Password saving isn't a nsIPermissionManager permission type, so handle
     // it seperately.
     if (aType == "password") {
@@ -164,10 +165,10 @@ var PermissionsHelper = {
 
     // Geolocation consumers use testExactPermissionForPrincipal
     if (aType == "geolocation") {
-      return Services.perms.testExactPermissionForPrincipal(aPrincipal, aType);
+      return Services.perms.testExactPermissionFromPrincipal(aPrincipal, aType);
     }
 
-    return Services.perms.testPermissionForPrincipal(aPrincipal, aType);
+    return Services.perms.testPermissionFromPrincipal(aPrincipal, aType);
   },
 
   /**