Remove gtk-doc.

autogen.sh

@@ -6,7 +6,6 @@ autopoint
 libtoolize --automake --copy
 aclocal -I m4
 autoheader
-gtkdocize --copy
 automake --add-missing --copy
 autoconf
 ./configure $*

configure.ac

@@ -117,13 +117,6 @@ AC_SUBST(PYTHON_CFLAGS)
 AC_SUBST(PYTHON_LIBS)
 
 
-# Checks for gtk-doc
-GTK_DOC_CHECK([1.6])
-
-AC_CHECK_PROG(DB2HTML, db2html, true, false)
-AM_CONDITIONAL(HAVE_DOCBOOK, $DB2HTML)
-
-
 # define GETTEXT_* variables
 GETTEXT_PACKAGE=ibus
 AC_SUBST(GETTEXT_PACKAGE)
@@ -132,9 +125,6 @@ AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE,"$GETTEXT_PACKAGE", [Package name for gettext
 AM_GNU_GETTEXT([external])
 AM_GNU_GETTEXT_VERSION(0.16.1)
 
-# Args for make distcheck
-DISTCHECK_CONFIGURE_FLAGS="--enable-gtk-doc"
-AC_SUBST(DISTCHECK_CONFIGURE_FLAGS)
 
 # OUTPUT files
 AC_CONFIG_FILES([ po/Makefile.in