[grilo] core: Added GRL_CORE_ERROR_UNLOAD_PLUGIN_FAILED

[Iago Toral Quiroga <itoral src gnome org>]

commit 7368303dedbf50d61b5fb040dbdb0fe732fe0003
Author: Iago Toral Quiroga <itoral igalia com>
Date:   Mon Dec 20 09:51:27 2010 +0100

    core: Added GRL_CORE_ERROR_UNLOAD_PLUGIN_FAILED

 src/grl-error.h |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/grl-error.h b/src/grl-error.h
index 5a00ae1..c73d1e2 100644
--- a/src/grl-error.h
+++ b/src/grl-error.h
@@ -51,6 +51,7 @@
  * @GRL_CORE_ERROR_CONFIG_LOAD_FAILED: Failed to load plugin configuration from a file
  * @GRL_CORE_ERROR_UNREGISTER_SOURCE_FAILED: Failed to unregister source
  * @GRL_CORE_ERROR_LOAD_PLUGIN_FAILED: Failed to load plugin
+ * @GRL_CORE_ERROR_UNLOAD_PLUGIN_FAILED: Failed to unload plugin
  *
  * These constants identify all the available core errors
  */
@@ -68,6 +69,7 @@ typedef enum {
   GRL_CORE_ERROR_CONFIG_LOAD_FAILED,
   GRL_CORE_ERROR_UNREGISTER_SOURCE_FAILED,
   GRL_CORE_ERROR_LOAD_PLUGIN_FAILED,
+  GRL_CORE_ERROR_UNLOAD_PLUGIN_FAILED,
 } GrlCoreError;
 
 #endif /* _GRL_ERROR_H_ */