[epiphany/mcatanzaro/752: 2/2] Add warning comment about fullscreen mode

[Michael Catanzaro <mcatanzaro src gnome org>]

commit b989da2a118ef8b2a76b59a4030e5515f8f73071
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Wed May 1 14:12:06 2019 -0500

    Add warning comment about fullscreen mode

 src/window-commands.c | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/src/window-commands.c b/src/window-commands.c
index bbafd10b4..0c6e07b0b 100644
--- a/src/window-commands.c
+++ b/src/window-commands.c
@@ -2370,6 +2370,11 @@ window_cmd_change_fullscreen_state (GSimpleAction *action,
   gboolean active;
 
   active = g_variant_get_boolean (state);
+
+  /* This is performed only here because we don't want it occuring when a window
+   * enters fullscreen mode for some other reason other than action activation.
+   * E.g. we don't want it appearing for fullscreen video.
+   */
   ephy_window_show_fullscreen_header_bar (window);
 
   if (active)