[gnome-builder] diagnostics: remove dead code

[Christian Hergert <chergert src gnome org>]

commit d2ac4516e3363f380537dc8d98eec4a8949d6d4e
Author: Christian Hergert <chergert redhat com>
Date:   Sat Nov 12 11:55:08 2016 -0800

    diagnostics: remove dead code

 libide/diagnostics/ide-diagnostics-manager.c |    5 -----
 1 files changed, 0 insertions(+), 5 deletions(-)
---
diff --git a/libide/diagnostics/ide-diagnostics-manager.c b/libide/diagnostics/ide-diagnostics-manager.c
index a078889..60b641c 100644
--- a/libide/diagnostics/ide-diagnostics-manager.c
+++ b/libide/diagnostics/ide-diagnostics-manager.c
@@ -868,15 +868,10 @@ ide_diagnostics_manager_buffer_notify_language (IdeDiagnosticsManager *self,
   if (language != NULL)
     language_id = gtk_source_language_get_id (language);
   group = ide_diagnostics_manager_find_group_from_buffer (self, buffer);
-  IdeFile *ifile;
-  GFile *gfile;
 
   g_assert (IDE_IS_DIAGNOSTICS_MANAGER (self));
   g_assert (IDE_IS_BUFFER (buffer));
 
-  ifile = ide_buffer_get_file (buffer);
-  gfile = ide_file_get_file (ifile);
-
   if (group->adapter != NULL)
     ide_extension_set_adapter_set_value (group->adapter, language_id);