configure: Revert "ask vdpau.pc for the default location of the vdpau drivers"

This reverts commit bbe6f7f865cd4316b5f885507ee0b128a20686eb.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Reviewed-by: Ilia Mirkin <imirkin@alum.mit.edu>
diff --git a/configure.ac b/configure.ac
index 680dff4..bc589b7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1786,17 +1786,12 @@
 fi
 AM_CONDITIONAL(HAVE_GALLIUM_TESTS, test "x$enable_gallium_tests" = xyes)
 
-VDPAU_LIB_INSTALL_DIR_DEFAULT=''
-if test "x$enable_vdpau" = xyes; then
-    VDPAU_LIB_INSTALL_DIR_DEFAULT=`$PKG_CONFIG --variable=moduledir vdpau`
-fi
-
 dnl Directory for VDPAU libs
 AC_ARG_WITH([vdpau-libdir],
     [AS_HELP_STRING([--with-vdpau-libdir=DIR],
-        [directory for the VDPAU libraries @<:@default=`pkg-config --variable=moduledir vdpau`@:>@])],
+        [directory for the VDPAU libraries @<:@default=${libdir}/vdpau@:>@])],
     [VDPAU_LIB_INSTALL_DIR="$withval"],
-    [VDPAU_LIB_INSTALL_DIR="$VDPAU_LIB_INSTALL_DIR_DEFAULT"])
+    [VDPAU_LIB_INSTALL_DIR='${libdir}/vdpau'])
 AC_SUBST([VDPAU_LIB_INSTALL_DIR])
 
 OMX_LIB_INSTALL_DIR_DEFAULT=''
@@ -1806,7 +1801,7 @@
 
 AC_ARG_WITH([omx-libdir],
     [AS_HELP_STRING([--with-omx-libdir=DIR],
-        [directory for the OMX libraries @<:@default=`pkg-config --variable=pluginsdir libomxil-bellagio`@:>@])],
+        [directory for the OMX libraries])],
     [OMX_LIB_INSTALL_DIR="$withval"],
     [OMX_LIB_INSTALL_DIR="$OMX_LIB_INSTALL_DIR_DEFAULT"])
 AC_SUBST([OMX_LIB_INSTALL_DIR])