[gspell] Add missing G_GNUC_INTERNAL's

[Sébastien Wilmet <swilmet src gnome org>]

commit ba7542b2cc5e172f9ee8906ed1529bb32ff9a834
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Thu Apr 13 18:15:43 2017 +0200

    Add missing G_GNUC_INTERNAL's
    
    Found with:
    $ nm -D libgspell-1.so | grep _gspell

 gspell/gspell-checker-private.h     |    1 +
 gspell/gspell-current-word-policy.h |    2 ++
 2 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/gspell/gspell-checker-private.h b/gspell/gspell-checker-private.h
index c622876..be766f1 100644
--- a/gspell/gspell-checker-private.h
+++ b/gspell/gspell-checker-private.h
@@ -24,6 +24,7 @@
 
 G_BEGIN_DECLS
 
+G_GNUC_INTERNAL
 void           _gspell_checker_force_set_language      (GspellChecker        *checker,
                                                         const GspellLanguage *language);
 
diff --git a/gspell/gspell-current-word-policy.h b/gspell/gspell-current-word-policy.h
index 9f386db..be3f69b 100644
--- a/gspell/gspell-current-word-policy.h
+++ b/gspell/gspell-current-word-policy.h
@@ -25,6 +25,8 @@
 G_BEGIN_DECLS
 
 #define GSPELL_TYPE_CURRENT_WORD_POLICY (_gspell_current_word_policy_get_type ())
+
+G_GNUC_INTERNAL
 G_DECLARE_DERIVABLE_TYPE (GspellCurrentWordPolicy, _gspell_current_word_policy,
                          GSPELL, CURRENT_WORD_POLICY,
                          GObject)