[evince] [shell] Add tooltip text for inverted colors action

[Carlos Garcia Campos <carlosgc src gnome org>]

commit 8aa0b0c610fac2a30c207a6f160ca6373695f0be
Author: Carlos Garcia Campos <carlosgc gnome org>
Date:   Sun Nov 29 17:00:36 2009 +0100

    [shell] Add tooltip text for inverted colors action

 shell/ev-window.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/shell/ev-window.c b/shell/ev-window.c
index 22319ae..337a587 100644
--- a/shell/ev-window.c
+++ b/shell/ev-window.c
@@ -5240,7 +5240,8 @@ static const GtkToggleActionEntry toggle_entries[] = {
         { "ViewPageWidth", EV_STOCK_ZOOM_WIDTH, N_("Fit Page _Width"), NULL,
           N_("Make the current document fill the window width"),
           G_CALLBACK (ev_window_cmd_view_page_width) },
-	{ "ViewInvertedColors", EV_STOCK_INVERTED_COLORS, N_("_Inverted Colors"), "<control>I", NULL,
+	{ "ViewInvertedColors", EV_STOCK_INVERTED_COLORS, N_("_Inverted Colors"), "<control>I",
+	  N_("Show page contents with the colors inverted"),
 	  G_CALLBACK (ev_window_cmd_view_inverted_colors) },
 
 };