Delete obsolete show-show-apps-button setting

schemas/org.gnome.shell.extensions.dash-to-panel.gschema.xml

@@ -357,11 +357,6 @@
       <summary>Intellihide enable start delay</summary>
       <description>The delay before enabling intellihide on start</description>
     </key>
-    <key type="b" name="show-show-apps-button">
-      <default>true</default>
-      <summary>Show applications button</summary>
-      <description>Show appplications button in the dash</description>
-    </key>
     <key type="s" name="show-apps-icon-file">
       <default>""</default>
       <summary>Custom Show Applications icon</summary>

taskbar.js

@@ -228,9 +228,6 @@ var taskbar = Utils.defineClass({
         this.previewMenu = new WindowPreview.PreviewMenu(panel);
         this.previewMenu.enable();
 
-        if (!Me.settings.get_boolean('show-show-apps-button'))
-            this.hideShowAppsButton();
-
         let rtl = Clutter.get_default_text_direction() == Clutter.TextDirection.RTL;
         this.actor = new St.Bin({ child: this._container,
             y_align: St.Align.START, x_align:rtl?St.Align.END:St.Align.START
@@ -311,18 +308,6 @@ var taskbar = Utils.defineClass({
                 'notify::checked',
                 Lang.bind(this, this._syncShowAppsButtonToggled)
             ],
-            [
-                Me.settings,
-                'changed::show-show-apps-button',
-                Lang.bind(this, function() {
-                    if (Me.settings.get_boolean('show-show-apps-button'))
-                        this.showShowAppsButton();
-                    else
-                        this.hideShowAppsButton();
-
-                    this.resetAppIcons();
-                })
-            ],
             [
                 Me.settings,
                 [
@@ -1212,12 +1197,6 @@ var taskbar = Utils.defineClass({
         this.showAppsButton.set_height(-1);
     },
 
-    hideShowAppsButton: function() {
-        this.showAppsButton.hide();
-        this.showAppsButton.set_width(0);
-        this.showAppsButton.set_height(0);
-    },
-
     popupFocusedAppSecondaryMenu: function() {
         let appIcons = this._getAppIcons();
         let tracker = Shell.WindowTracker.get_default();