[evolution] Bug 772150 - Can't add or edit email signatures

[Milan Crha <mcrha src gnome org>]

commit 8726851cb8990af46e692634d17596b9cd5d0b33
Author: Milan Crha <mcrha redhat com>
Date:   Wed Oct 12 19:38:34 2016 +0200

    Bug 772150 - Can't add or edit email signatures

 src/e-util/e-misc-utils.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/e-util/e-misc-utils.c b/src/e-util/e-misc-utils.c
index 4821680..f856a45 100644
--- a/src/e-util/e-misc-utils.c
+++ b/src/e-util/e-misc-utils.c
@@ -3796,6 +3796,7 @@ e_util_invoke_g_dbus_proxy_call_sync_wrapper_full (GDBusProxy *dbus_proxy,
 {
        GAsyncResult *async_result = NULL;
        GVariant *var_result;
+       GMainContext *main_context;
 
        g_return_val_if_fail (G_IS_DBUS_PROXY (dbus_proxy), NULL);
        g_return_val_if_fail (method_name != NULL, NULL);
@@ -3806,8 +3807,10 @@ e_util_invoke_g_dbus_proxy_call_sync_wrapper_full (GDBusProxy *dbus_proxy,
                dbus_proxy, method_name, parameters, flags, timeout_msec, cancellable,
                sync_wrapper_result_callback, &async_result);
 
+       main_context = g_main_context_get_thread_default ();
+
        while (!async_result) {
-               g_main_context_iteration (NULL, TRUE);
+               g_main_context_iteration (main_context, TRUE);
        }
 
        var_result = g_dbus_proxy_call_finish (dbus_proxy, async_result, error);