[gjs: 3/7] Remove dead code

[Philip Chimento <pchimento src gnome org>]

commit 19c0d96157ef6ed018925d56645f70c5bae09f2f
Author: Philip Chimento <philip chimento gmail com>
Date:   Tue Mar 20 00:57:21 2018 -0700

    Remove dead code
    
    This code was marked as unused by eslint.

 installed-tests/js/testEverythingBasic.js |  1 -
 modules/format.js                         |  1 -
 modules/overrides/GLib.js                 |  1 -
 modules/overrides/Gio.js                  | 12 ------------
 modules/tweener/tweener.js                |  1 -
 5 files changed, 16 deletions(-)
---
diff --git a/installed-tests/js/testEverythingBasic.js b/installed-tests/js/testEverythingBasic.js
index f2789b5..427b94c 100644
--- a/installed-tests/js/testEverythingBasic.js
+++ b/installed-tests/js/testEverythingBasic.js
@@ -7,7 +7,6 @@ const Gdk = imports.gi.Gdk;
 const GLib = imports.gi.GLib;
 const Gio = imports.gi.Gio;
 const GObject = imports.gi.GObject;
-const Lang = imports.lang;
 
 describe('Life, the Universe and Everything', function () {
     it('includes booleans', function () {
diff --git a/modules/format.js b/modules/format.js
index 246bfbf..70dcfd0 100644
--- a/modules/format.js
+++ b/modules/format.js
@@ -41,7 +41,6 @@ function vprintf(str, args) {
         switch (genericGroup) {
         case '%':
             return '%';
-            break;
         case 's':
             s = String(getArg());
             break;
diff --git a/modules/overrides/GLib.js b/modules/overrides/GLib.js
index 70528c3..f361bbe 100644
--- a/modules/overrides/GLib.js
+++ b/modules/overrides/GLib.js
@@ -21,7 +21,6 @@
 const ByteArray = imports.byteArray;
 
 let GLib;
-let originalVariantClass;
 
 const SIMPLE_TYPES = ['b', 'y', 'n', 'q', 'i', 'u', 'x', 't', 'h', 'd', 's', 'o', 'g'];
 
diff --git a/modules/overrides/Gio.js b/modules/overrides/Gio.js
index d705758..3b5bc0c 100644
--- a/modules/overrides/Gio.js
+++ b/modules/overrides/Gio.js
@@ -19,23 +19,11 @@
 // IN THE SOFTWARE.
 
 var GLib = imports.gi.GLib;
-var GObject = imports.gi.GObject;
 var GjsPrivate = imports.gi.GjsPrivate;
 var Lang = imports.lang;
 var Signals = imports.signals;
 var Gio;
 
-function _signatureLength(sig) {
-    var counter = 0;
-    // make it an array
-    var signature = Array.prototype.slice.call(sig);
-    while (signature.length) {
-        GLib._read_single_type(sig);
-        counter++;
-    }
-    return counter;
-}
-
 function _proxyInvoker(methodName, sync, inSignature, arg_array) {
     var replyFunc;
     var flags = 0;
diff --git a/modules/tweener/tweener.js b/modules/tweener/tweener.js
index 15cb89d..31aaecb 100644
--- a/modules/tweener/tweener.js
+++ b/modules/tweener/tweener.js
@@ -45,7 +45,6 @@ const Signals = imports.signals;
 
 var _inited = false;
 var _engineExists = false;
-var _transitionList = null;
 var _tweenList = null;
 
 var _timeScale = 1;