[gobject-introspection] g_irepository_dump: Update doc to match code

[Colin Walters <walters src gnome org>]

commit bc6ccdeb603280430863e60683694419f8572222
Author: Simon Kågedal Reimer <skagedal gmail com>
Date:   Wed Jun 5 13:28:30 2013 +0200

    g_irepository_dump: Update doc to match code
    
    The input file no longer only consists of names of get_type-functions,
    instead begins with either "get-type:" or "error-quark:".
    
    https://bugzilla.gnome.org/show_bug.cgi?id=701639

 girepository/gdump.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)
---
diff --git a/girepository/gdump.c b/girepository/gdump.c
index 88942f3..a72841f 100644
--- a/girepository/gdump.c
+++ b/girepository/gdump.c
@@ -425,8 +425,10 @@ dump_error_quark (GQuark quark, const char *symbol, GOutputStream *out)
  *
  * Argument specified is a comma-separated pair of filenames; i.e. of
  * the form "input.txt,output.xml".  The input file should be a
- * UTF-8 Unix-line-ending text file, with each line containing the name
- * of a GType _get_type function.
+ * UTF-8 Unix-line-ending text file, with each line containing either
+ * "get-type:" followed by the name of a GType _get_type function, or
+ * "error-quark:" followed by the name of an error quark function.  No
+ * extra whitespace is allowed.
  *
  * The output file should already exist, but be empty.  This function will
  * overwrite its contents.