cleanup: Only omit braces for single-line blocks

Braces can be avoided when a block consists of a single statement,
but readability suffers when the statement spans more than a single
line.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/805

js/ui/status/accessibility.js

@@ -101,12 +101,13 @@ class ATIndicator extends PanelMenu.Button {
 
     _buildItemExtended(string, initialValue, writable, onSet) {
         let widget = new PopupMenu.PopupSwitchMenuItem(string, initialValue);
-        if (!writable)
+        if (!writable) {
             widget.reactive = false;
-        else
+        } else {
             widget.connect('toggled', item => {
                 onSet(item.state);
             });
+        }
         return widget;
     }
 
@@ -178,11 +179,12 @@ class ATIndicator extends PanelMenu.Button {
             initialSetting,
             settings.is_writable(KEY_TEXT_SCALING_FACTOR),
             enabled => {
-                if (enabled)
+                if (enabled) {
                     settings.set_double(
                         KEY_TEXT_SCALING_FACTOR, DPI_FACTOR_LARGE);
-                else
+                } else {
                     settings.reset(KEY_TEXT_SCALING_FACTOR);
+                }
             });
 
         settings.connect(`changed::${KEY_TEXT_SCALING_FACTOR}`, () => {

js/ui/status/keyboard.js

@@ -437,13 +437,13 @@ var InputSourceManager = class {
 
         this.emit('current-source-changed', oldSource);
 
-        for (let i = 1; i < this._mruSources.length; ++i)
+        for (let i = 1; i < this._mruSources.length; ++i) {
             if (this._mruSources[i] == newSource) {
                 let currentSource = this._mruSources.splice(i, 1);
                 this._mruSources = currentSource.concat(this._mruSources);
                 break;
             }
-
+        }
         this._changePerWindowSource();
     }
 
@@ -516,12 +516,13 @@ var InputSourceManager = class {
 
         let mruSources = [];
         for (let i = 0; i < this._mruSources.length; i++) {
-            for (let j = 0; j < sourcesList.length; j++)
+            for (let j = 0; j < sourcesList.length; j++) {
                 if (this._mruSources[i].type == sourcesList[j].type &&
                     this._mruSources[i].id == sourcesList[j].id) {
                     mruSources = mruSources.concat(sourcesList.splice(j, 1));
                     break;
                 }
+            }
         }
         this._mruSources = mruSources.concat(sourcesList);
     }

js/ui/status/network.js

@@ -161,9 +161,10 @@ var NMConnectionItem = class {
 
         this._activeConnection = activeConnection;
 
-        if (this._activeConnection)
+        if (this._activeConnection) {
             this._activeConnectionChangedId = this._activeConnection.connect('notify::state',
                                                                              this._connectionStateChanged.bind(this));
+        }
 
         this._sync();
     }
@@ -1441,9 +1442,10 @@ var NMVpnConnectionItem = class extends NMConnectionItem {
 
         this._activeConnection = activeConnection;
 
-        if (this._activeConnection)
+        if (this._activeConnection) {
             this._activeConnectionChangedId = this._activeConnection.connect('vpn-state-changed',
                                                                              this._connectionStateChanged.bind(this));
+        }
 
         this._sync();
     }

js/ui/status/thunderbolt.js

@@ -199,9 +199,10 @@ var AuthRobot = class {
          */
         this._enrolling = this._devicesToEnroll.length > 0;
 
-        if (this._enrolling)
+        if (this._enrolling) {
             GLib.idle_add(GLib.PRIORITY_DEFAULT,
                           this._enrollDevicesIdle.bind(this));
+        }
     }
 
     _enrollDevicesIdle() {