[gnome-documents] preview: coding style fixes

[Cosimo Cecchi <cosimoc src gnome org>]

commit a6e1b8ff2d2d853fcccebd2e5c91df8b231d281f
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Feb 6 16:33:56 2013 -0500

    preview: coding style fixes

 src/preview.js |   22 +++++++++++-----------
 1 files changed, 11 insertions(+), 11 deletions(-)
---
diff --git a/src/preview.js b/src/preview.js
index a8ff646..f4246c8 100644
--- a/src/preview.js
+++ b/src/preview.js
@@ -164,9 +164,9 @@ const PreviewView = new Lang.Class({
 
         let page_number = this._model.page;
         let bookmark = new GdPrivate.Bookmark({ page_number: page_number });
+        let hasBookmark = (this._bookmarks.find_bookmark(bookmark) != null);
 
-        let bookmark = this._bookmarks.find_bookmark(bookmark);
-        Application.application.change_action_state('bookmark-page', GLib.Variant.new('b', (bookmark != null)));
+        Application.application.change_action_state('bookmark-page', GLib.Variant.new('b', (hasBookmark)));
     },
 
     _showPlaces: function() {
@@ -434,15 +434,15 @@ const PreviewNav = new Lang.Class({
                                                              pixel_size: 16 }),
                                       valign: Gtk.Align.CENTER
                                     });
-        let button_area = this.widget.get_button_area();
-        button_area.pack_start(button, false, false, 0);
-
-        let button = new Gtk.ToggleButton({ action_name: 'app.bookmark-page',
-                                            child: new Gtk.Image({ icon_name: 'bookmark-add-symbolic',
-                                                                   pixel_size: 16 }),
-                                            valign: Gtk.Align.CENTER
-                                          });
-        button_area.pack_start(button, false, false, 0);
+        let buttonArea = this.widget.get_button_area();
+        buttonArea.pack_start(button, false, false, 0);
+
+        button = new Gtk.ToggleButton({ action_name: 'app.bookmark-page',
+                                        child: new Gtk.Image({ icon_name: 'bookmark-add-symbolic',
+                                                               pixel_size: 16 }),
+                                        valign: Gtk.Align.CENTER
+                                      });
+        buttonArea.pack_start(button, false, false, 0);
 
         this.actor = new GtkClutter.Actor({ contents: this.widget,
                                             visible: false,