[gobject-introspection] docs: remove reference to object_grouped.sgml.

[Dieter Verfaillie <dieterv src gnome org>]

commit 338c78139ef31cc84feabfdf89566453184f3ae0
Author: Dieter Verfaillie <dieterv optionexplicit be>
Date:   Thu Nov 15 20:56:41 2012 +0100

    docs: remove reference to object_grouped.sgml.
    
    This most likely sneaked in as a copy paste error from GTK+
    reference docs as g-i never had a object_grouped.sgml...
    
    https://bugzilla.gnome.org/show_bug.cgi?id=688418

 docs/reference/gi-docs.sgml            |    1 -
 docs/reference/gi-overview.xml         |    1 -
 docs/reference/gi-struct-hierarchy.xml |    1 -
 3 files changed, 0 insertions(+), 3 deletions(-)
---
diff --git a/docs/reference/gi-docs.sgml b/docs/reference/gi-docs.sgml
index 4d743c9..2f8bf86 100644
--- a/docs/reference/gi-docs.sgml
+++ b/docs/reference/gi-docs.sgml
@@ -4,7 +4,6 @@
 <!ENTITY % local.common.attrib "xmlns:xi  CDATA  #FIXED 'http://www.w3.org/2003/XInclude'">
 <!ENTITY version SYSTEM "version.xml">
 ]>
-<!--ENTITY index-Objects-Grouped SYSTEM "objects_grouped.sgml"-->
 <book id="index" xmlns:xi="http://www.w3.org/2003/XInclude";>
   <bookinfo>
     <title>GObject Introspection Reference Manual</title>
diff --git a/docs/reference/gi-overview.xml b/docs/reference/gi-overview.xml
index b624a88..0943b8e 100644
--- a/docs/reference/gi-overview.xml
+++ b/docs/reference/gi-overview.xml
@@ -4,7 +4,6 @@
 <!ENTITY % local.common.attrib "xmlns:xi  CDATA  #FIXED 'http://www.w3.org/2003/XInclude'">
 <!ENTITY version SYSTEM "version.xml">
 ]>
-<!--ENTITY index-Objects-Grouped SYSTEM "objects_grouped.sgml"-->
 <refentry id="gi-overview">
 <refmeta>
   <refentrytitle role="top_of_page" id="gi-overview.top_of_page">Introspection Overview</refentrytitle>
diff --git a/docs/reference/gi-struct-hierarchy.xml b/docs/reference/gi-struct-hierarchy.xml
index 7b63c54..eea5128 100644
--- a/docs/reference/gi-struct-hierarchy.xml
+++ b/docs/reference/gi-struct-hierarchy.xml
@@ -4,7 +4,6 @@
 <!ENTITY % local.common.attrib "xmlns:xi  CDATA  #FIXED 'http://www.w3.org/2003/XInclude'">
 <!ENTITY version SYSTEM "version.xml">
 ]>
-<!--ENTITY index-Objects-Grouped SYSTEM "objects_grouped.sgml"-->
 <refentry id="gi-struct-hierarchy">
 <refmeta>
   <refentrytitle role="top_of_page" id="gi-struct-hierarchy.top_of_page">Struct hierarchy</refentrytitle>