mpv-plugin/mpv-mpris: Modernize live ebuild, use mpv-plugin eclass

Signed-off-by: Oliver Freyermuth <o.freyermuth@googlemail.com>

mpv-plugin/mpv-mpris/mpv-mpris-9999.ebuild

@@ -3,7 +3,8 @@
 
 EAPI=8
 
-inherit toolchain-funcs
+MPV_REQ_USE="cplugins,libmpv"
+inherit mpv-plugin toolchain-funcs
 
 DESCRIPTION="MPRIS plugin for mpv"
 HOMEPAGE="https://github.com/hoyon/mpv-mpris"
@@ -16,13 +17,11 @@ else
 	KEYWORDS="~amd64 ~x86 ~amd64-linux ~x86-linux"
 fi
 
-SLOT="0"
 LICENSE="MIT"
-IUSE="+autoload test"
+IUSE="test"
 
 RDEPEND="
 	dev-libs/glib:2
-	media-video/mpv:=[cplugins,libmpv]
 "
 DEPEND="${RDEPEND}"
 BDEPEND="virtual/pkgconfig
@@ -39,6 +38,9 @@ BDEPEND="virtual/pkgconfig
 		x11-themes/sound-theme-freedesktop
 	)
 "
+
+MPV_PLUGIN_FILES=( mpris.so )
+
 RESTRICT="!test? ( test )"
 
 src_compile() {
@@ -49,22 +51,3 @@ src_compile() {
 src_test() {
 	emake test
 }
-
-src_install() {
-	newlib.so mpris.so ${PN}.so
-	use autoload && dosym -r /usr/$(get_libdir)/${PN}.so /etc/mpv/scripts/mpris.so
-	einstalldocs
-}
-
-pkg_postinst() {
-	if ! use autoload; then
-		elog
-		elog "The plugin has not been installed to /etc/mpv/scripts for autoloading."
-		elog "You have to activate it manually by passing"
-		elog " '${EPREFIX}/usr/$(get_libdir)/${PN}.so'"
-		elog "as a script option to mpv or symlinking the library to 'scripts' in your mpv"
-		elog "config directory."
-		elog "Alternatively, activate the autoload use flag."
-		elog
-	fi
-}