[gnome-documents] mainWindow: don't steal space keypress in preview

[Cosimo Cecchi <cosimoc src gnome org>]

commit a9c33888f2e929e3c5b865c868f2d6ebaf527a97
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Sun Oct 30 17:00:56 2016 -0700

    mainWindow: don't steal space keypress in preview
    
    The Evince view will already scroll the document when it has focus;
    hardcoding another keybinding here prevents from inserting a space in
    the searchbar.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=766278

 src/mainWindow.js |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/mainWindow.js b/src/mainWindow.js
index b0a079f..265e5da 100644
--- a/src/mainWindow.js
+++ b/src/mainWindow.js
@@ -259,8 +259,7 @@ const MainWindow = new Lang.Class({
             }
         }
 
-        if (keyval == Gdk.KEY_space ||
-            keyval == Gdk.KEY_Page_Down) {
+        if (keyval == Gdk.KEY_Page_Down) {
             try {
                 preview.scroll(Gtk.ScrollType.PAGE_FORWARD);
                 return true;