Fix up GFileDescriptorBased docs

docs/reference/gio/gio-docs.xml

@@ -55,6 +55,7 @@
         <xi:include href="xml/gfileinputstream.xml"/>
         <xi:include href="xml/gfileoutputstream.xml"/>
         <xi:include href="xml/gfileiostream.xml"/>
+        <xi:include href="xml/gfiledescriptorbased.xml"/>
         <xi:include href="xml/gfilterinputstream.xml"/>
         <xi:include href="xml/gfilteroutputstream.xml"/>
         <xi:include href="xml/gmemoryinputstream.xml"/>

docs/reference/gio/gio-sections.txt

@@ -2076,3 +2076,16 @@ G_ZLIB_DECOMPRESSOR_GET_CLASS
 <SUBSECTION Private>
 g_zlib_decompressor_get_type
 </SECTION>
+
+<SECTION>
+<FILE>gfiledescriptorbased</FILE>
+<TITLE>GFileDescriptorBased</TITLE>
+GFileDescriptorBased
+g_file_descriptor_based_get_fd
+<SUBSECTION Private>
+g_file_descriptor_based_get_type
+G_FILE_DESCRIPTOR_BASED
+G_FILE_DESCRIPTOR_BASED_GET_IFACE
+G_IS_FILE_DESCRIPTOR_BASED
+G_TYPE_FILE_DESCRIPTOR_BASED
+</SECTION>

docs/reference/gio/gio.types

@@ -28,6 +28,7 @@ g_file_attribute_status_get_type
 g_file_attribute_type_get_type
 g_file_copy_flags_get_type
 g_file_create_flags_get_type
+g_file_descriptor_based_get_type
 g_file_enumerator_get_type
 g_file_get_type
 g_file_icon_get_type

gio/gfiledescriptorbased.c

@@ -27,8 +27,8 @@
 #include "gioalias.h"
 
 /**
- * SECTION:gfile_descriptor_based
+ * SECTION:gfiledescriptorbased
- * @short_description: Stream seeking interface
+ * @short_description: Interface for file descriptor based IO
  * @include: gio/gio.h
  * @see_also: #GInputStream, #GOutputStream
  *