[mutter/benzea/fix-handle-reset-idletime-return] idle-monitor: Fix duplicate return value of ResetIdletime call

[Benjamin Berg <bberg src gnome org>]

commit ec6cd2c4100331dd0bdda0cff1e20aaa3c48a0d0
Author: Benjamin Berg <bberg redhat com>
Date:   Thu Feb 21 13:30:38 2019 +0100

    idle-monitor: Fix duplicate return value of ResetIdletime call
    
    The signal handler must return TRUE as the invocation is already handled
    by returning an error. Also update the error message a bit to clarify
    that the API exists only for testing purposes.

 src/backends/meta-idle-monitor-dbus.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/backends/meta-idle-monitor-dbus.c b/src/backends/meta-idle-monitor-dbus.c
index e55275be7..2065f0177 100644
--- a/src/backends/meta-idle-monitor-dbus.c
+++ b/src/backends/meta-idle-monitor-dbus.c
@@ -55,8 +55,8 @@ handle_reset_idletime (MetaDBusIdleMonitor   *skeleton,
       g_dbus_method_invocation_return_error_literal (invocation,
                                                      G_DBUS_ERROR,
                                                      G_DBUS_ERROR_UNKNOWN_METHOD,
-                                                     "No such method");
-      return FALSE;
+                                                     "This method is for testing purposes only. 
MUTTER_DEBUG_RESET_IDLETIME must be set to use it");
+      return TRUE;
     }
 
   meta_idle_monitor_reset_idletime (meta_idle_monitor_get_core ());