Actually export flatpak_installation_drop_caches

lib/flatpak-installation.c

@@ -231,8 +231,8 @@ flatpak_installation_get_dir (FlatpakInstallation *self)
  * @cancellable: (nullable): a #GCancellable
  * @error: return location for a #GError
  *
- * Drops all internal (in-memory) caches. For instance, this may be needed to pick up new
- * remotes that have been added outside this instance.
+ * Drops all internal (in-memory) caches. For instance, this may be needed to pick up new or changed
+ * remotes configured outside this installation instance.
  *
  * Returns: %TRUE on success, %FALSE on error
  */

lib/flatpak-installation.h

@@ -95,6 +95,9 @@ typedef void (*FlatpakProgressCallback)(const char *status,
                                         gboolean    estimating,
                                         gpointer    user_data);
 
+FLATPAK_EXTERN gboolean             flatpak_installation_drop_caches (FlatpakInstallation *self,
+                                                                      GCancellable        *cancellable,
+                                                                      GError             **error);
 FLATPAK_EXTERN gboolean             flatpak_installation_get_is_user (FlatpakInstallation *self);
 FLATPAK_EXTERN GFile               *flatpak_installation_get_path (FlatpakInstallation *self);
 FLATPAK_EXTERN gboolean             flatpak_installation_launch (FlatpakInstallation *self,