[gnome-online-accounts] Replace uses of g_mutex_{new, free} with g_mutex_{init, clear}

[Debarshi Ray <debarshir src gnome org>]

commit f72cd266832466d17ee7f830c5e2e5b2f13ca7a9
Author: Debarshi Ray <debarshir gnome org>
Date:   Mon Apr 30 14:14:25 2012 +0200

    Replace uses of g_mutex_{new, free} with g_mutex_{init, clear}
    
    Bump minimum GLib version to 2.32.

 configure.ac                       |    2 +-
 src/goabackend/goaoauth2provider.c |    6 ++++--
 src/goabackend/goaoauthprovider.c  |    6 ++++--
 3 files changed, 9 insertions(+), 5 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index aef5c5c..cc022c8 100644
--- a/configure.ac
+++ b/configure.ac
@@ -40,7 +40,7 @@ GTK_DOC_CHECK([1.3])
 # Libraries
 #
 
-PKG_CHECK_MODULES(GLIB, [glib-2.0 gio-2.0 gio-unix-2.0 >= 2.29.5])
+PKG_CHECK_MODULES(GLIB, [glib-2.0 gio-2.0 gio-unix-2.0 >= 2.32])
 AC_SUBST(GLIB_CFLAGS)
 AC_SUBST(GLIB_LIBS)
 
diff --git a/src/goabackend/goaoauth2provider.c b/src/goabackend/goaoauth2provider.c
index 663fbf8..459c758 100644
--- a/src/goabackend/goaoauth2provider.c
+++ b/src/goabackend/goaoauth2provider.c
@@ -1196,7 +1196,8 @@ goa_oauth2_provider_refresh_account (GoaProvider  *_provider,
 static void
 free_mutex (GMutex *mutex)
 {
-  g_mutex_free (mutex);
+  g_mutex_clear (mutex);
+  g_slice_free (GMutex, mutex);
 }
 
 /**
@@ -1271,7 +1272,8 @@ goa_oauth2_provider_get_access_token_sync (GoaOAuth2Provider  *provider,
   lock = g_object_get_data (G_OBJECT (object), "-goa-oauth2-provider-get-access-token-lock");
   if (lock == NULL)
     {
-      lock = g_mutex_new ();
+      lock = g_slice_new0 (GMutex);
+      g_mutex_init (lock);
       g_object_set_data_full (G_OBJECT (object),
                               "-goa-oauth2-provider-get-access-token-lock",
                               lock,
diff --git a/src/goabackend/goaoauthprovider.c b/src/goabackend/goaoauthprovider.c
index 2f8e4dd..67c924c 100644
--- a/src/goabackend/goaoauthprovider.c
+++ b/src/goabackend/goaoauthprovider.c
@@ -1205,7 +1205,8 @@ goa_oauth_provider_refresh_account (GoaProvider  *_provider,
 static void
 free_mutex (GMutex *mutex)
 {
-  g_mutex_free (mutex);
+  g_mutex_clear (mutex);
+  g_slice_free (GMutex, mutex);
 }
 
 /**
@@ -1288,7 +1289,8 @@ goa_oauth_provider_get_access_token_sync (GoaOAuthProvider   *provider,
   lock = g_object_get_data (G_OBJECT (object), "-goa-oauth-provider-get-access-token-lock");
   if (lock == NULL)
     {
-      lock = g_mutex_new ();
+      lock = g_slice_new0 (GMutex);
+      g_mutex_init (lock);
       g_object_set_data_full (G_OBJECT (object),
                               "-goa-oauth-provider-get-access-token-lock",
                               lock,