[polari] networksManager: Removed unused function

[Florian Müllner <fmuellner src gnome org>]

commit 58306229df175dbbd6980ee66f48ae1fe92002ef
Author: Florian Müllner <fmuellner gnome org>
Date:   Mon Aug 20 01:46:04 2018 +0200

    networksManager: Removed unused function
    
    The function has been unused since loading of networks was made
    synchronous in commit 57eceb2ca265.

 src/networksManager.js | 12 ------------
 1 file changed, 12 deletions(-)
---
diff --git a/src/networksManager.js b/src/networksManager.js
index 51f2f69..e51e2c9 100644
--- a/src/networksManager.js
+++ b/src/networksManager.js
@@ -26,18 +26,6 @@ var NetworksManager = class {
         }
     }
 
-    _onContentsReady(f, res) {
-        let data;
-        try {
-            [, data] = f.load_contents_finish(res);
-        } catch (e) {
-            log('Failed to load network list: ' + e.message);
-            return;
-        }
-        if (this._parseNetworks(data))
-            this.emit('changed');
-    }
-
     _parseNetworks(data) {
         let networks;
         try {