Drop arts and esound BRs

These are obsolete sound systems, and these BRs keep us
from dropping them.

libao.spec

@@ -1,20 +1,14 @@
 Name:           libao
 Version:        1.1.0
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        Cross Platform Audio Output Library
 Group:          System Environment/Libraries
 License:        GPLv2+
 URL:            http://xiph.org/ao/
 Source0:        http://downloads.xiph.org/releases/ao/%{name}-%{version}.tar.gz
 Source1:        ao.req
-#silence errors when ie libesd or libarts are not installed, rhbz#645924
-Patch1:         libao-1.0.0-silence-plugin-loading.patch
-BuildRequires:  esound-devel >= 0.2.8
-BuildRequires:  arts-devel
 BuildRequires:  alsa-lib-devel
-BuildRequires:  pkgconfig(libpulse) 
-%define _use_internal_dependency_generator 0
-%define __find_requires %{SOURCE1}
+BuildRequires:  pkgconfig(libpulse)
 
 %description
 Libao is a cross platform audio output library. It currently supports
@@ -26,10 +20,6 @@ Summary:        Development files for %{name}
 Group:          Development/Libraries
 Requires:       %{name}%{?_isa} = %{version}-%{release}
 Requires:       pkgconfig
-%if "no%{?_isa}" == "no"
-# needed because of disabled internal dependency generator.  sheesh
-Requires:       %{_libdir}/libao.so.2
-%endif
 
 %description devel
 The %{name}-devel package contains libraries and header files for
@@ -38,7 +28,6 @@ developing applications that use %{name}.
 
 %prep
 %setup -q
-%patch1 -p1
 sed -i "s/-O20 -ffast-math//" configure
 
 
@@ -77,6 +66,10 @@ find $RPM_BUILD_ROOT -name '*.la' -exec rm -rf {} \;
 
 
 %changelog
+* Thu Aug 23 2012 Matthias Clasen <mclasen@redhat.com> - 1.1.0-5
+- Don't require esound or arts. They are both obsolete
+- Drop no-longer-needed dependency hack
+
 * Thu Jul 19 2012 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.1.0-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild