[chrome-gnome-shell] constants: drop old string.

[Yuri Konotopov <ykonotopov src gnome org>]

commit 7f087527dd9c725e66aaf15d89df03f81d3b4b3b
Author: Yuri Konotopov <ykonotopov gnome org>
Date:   Mon Mar 20 23:45:20 2017 +0400

    constants: drop old string.

 extension/include/constants.js |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/extension/include/constants.js b/extension/include/constants.js
index 45dd91b..51dff10 100644
--- a/extension/include/constants.js
+++ b/extension/include/constants.js
@@ -49,7 +49,6 @@ DEFAULT_LOCAL_OPTIONS                 = {
 };
 
 EXTERNAL_MESSAGES                      = [
-       "connecting_host_app",
        "error_extension_response",
        "no_gnome_shell",
        "no_host_connector",