[gnome-documents/wip/gepub: 2/4] mainWindow: add missing case

[Cosimo Cecchi <cosimoc src gnome org>]

commit 2ac8ceab44d2b930e3bc80b8a36beac256195d2b
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Sat Jun 11 15:35:03 2016 -0700

    mainWindow: add missing case

 src/mainWindow.js |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/src/mainWindow.js b/src/mainWindow.js
index a1b53d5..0eeaf07 100644
--- a/src/mainWindow.js
+++ b/src/mainWindow.js
@@ -200,6 +200,7 @@ const MainWindow = new Lang.Class({
         case WindowMode.WindowMode.SEARCH:
             return this._handleKeyOverview(event);
         case WindowMode.WindowMode.EDIT:
+        case WindowMode.WindowMode.PREVIEW_EPUB:
         case WindowMode.WindowMode.PREVIEW_LOK: //FIXME should be same as preview
             return false;
         default: