[libpeas] Privatize PeasExtensionBase

[Steve Frécinaux <sfre src gnome org>]

commit a86b11259478f11b9cb0fc2245fade06fb048b3b
Author: Garrett Regier <alias301 gmail com>
Date:   Mon Mar 21 06:36:23 2011 -0700

    Privatize PeasExtensionBase
    
    This is an API change but that API is supposed to be private and
    unused. The ABI should be safe since we are replacing a pointer with
    another pointer.

 libpeas/peas-extension-base.c |   19 ++++++++++++++-----
 libpeas/peas-extension-base.h |    7 ++++---
 2 files changed, 18 insertions(+), 8 deletions(-)
---
diff --git a/libpeas/peas-extension-base.c b/libpeas/peas-extension-base.c
index 4cf8210..0804218 100644
--- a/libpeas/peas-extension-base.c
+++ b/libpeas/peas-extension-base.c
@@ -44,6 +44,10 @@
 
 G_DEFINE_ABSTRACT_TYPE (PeasExtensionBase, peas_extension_base, G_TYPE_OBJECT);
 
+struct _PeasExtensionBasePrivate {
+  PeasPluginInfo *info;
+};
+
 /* properties */
 enum {
   PROP_0,
@@ -84,7 +88,7 @@ peas_extension_base_set_property (GObject      *object,
   switch (prop_id)
     {
     case PROP_PLUGIN_INFO:
-      extbase->plugin_info = g_value_dup_boxed (value);
+      extbase->priv->info = g_value_dup_boxed (value);
       break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@@ -95,6 +99,9 @@ peas_extension_base_set_property (GObject      *object,
 static void
 peas_extension_base_init (PeasExtensionBase *extbase)
 {
+  extbase->priv = G_TYPE_INSTANCE_GET_PRIVATE (extbase,
+                                               PEAS_TYPE_EXTENSION_BASE,
+                                               PeasExtensionBasePrivate);
 }
 
 static void
@@ -102,8 +109,8 @@ peas_extension_base_finalize (GObject *object)
 {
   PeasExtensionBase *extbase = PEAS_EXTENSION_BASE (object);
 
-  if (extbase->plugin_info != NULL)
-    _peas_plugin_info_unref (extbase->plugin_info);
+  if (extbase->priv->info != NULL)
+    _peas_plugin_info_unref (extbase->priv->info);
 
   G_OBJECT_CLASS (peas_extension_base_parent_class)->finalize (object);
 }
@@ -136,6 +143,8 @@ peas_extension_base_class_init (PeasExtensionBaseClass *klass)
                                                         NULL,
                                                         G_PARAM_READABLE |
                                                         G_PARAM_STATIC_STRINGS));
+
+  g_type_class_add_private (klass, sizeof (PeasExtensionBasePrivate));
 }
 
 /**
@@ -151,7 +160,7 @@ peas_extension_base_get_plugin_info (PeasExtensionBase *extbase)
 {
   g_return_val_if_fail (PEAS_IS_EXTENSION_BASE (extbase), NULL);
 
-  return extbase->plugin_info;
+  return extbase->priv->info;
 }
 
 /**
@@ -169,5 +178,5 @@ peas_extension_base_get_data_dir (PeasExtensionBase *extbase)
 {
   g_return_val_if_fail (PEAS_IS_EXTENSION_BASE (extbase), NULL);
 
-  return g_strdup (peas_plugin_info_get_data_dir (extbase->plugin_info));
+  return g_strdup (peas_plugin_info_get_data_dir (extbase->priv->info));
 }
diff --git a/libpeas/peas-extension-base.h b/libpeas/peas-extension-base.h
index a7531fc..d144b6b 100644
--- a/libpeas/peas-extension-base.h
+++ b/libpeas/peas-extension-base.h
@@ -43,13 +43,14 @@ G_BEGIN_DECLS
  *
  * Base class for C extensions.
  */
-typedef struct _PeasExtensionBase       PeasExtensionBase;
-typedef struct _PeasExtensionBaseClass  PeasExtensionBaseClass;
+typedef struct _PeasExtensionBase        PeasExtensionBase;
+typedef struct _PeasExtensionBaseClass   PeasExtensionBaseClass;
+typedef struct _PeasExtensionBasePrivate PeasExtensionBasePrivate;
 
 struct _PeasExtensionBase {
   GObject parent;
 
-  PeasPluginInfo *plugin_info;
+  PeasExtensionBasePrivate *priv;
 };
 
 struct _PeasExtensionBaseClass {