[vala] vala.m4: don't escape modules argument to VALA_CHECK_MODULES

[Evan Nemerson <evann src gnome org>]

commit 06001276dc0bc49e14fe2daddac7560bb41145b6
Author: Evan Nemerson <evan nemerson com>
Date:   Fri Jun 27 13:30:13 2014 -0700

    vala.m4: don't escape modules argument to VALA_CHECK_MODULES
    
    Fixes bug 729495.

 vala.m4 |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/vala.m4 b/vala.m4
index 4fc0740..4393866 100644
--- a/vala.m4
+++ b/vala.m4
@@ -89,7 +89,7 @@ AC_DEFUN([VALA_CHECK_MODULES],
         AC_REQUIRE([_VALA_CHECK_COMPILE_WITH_ARGS])dnl
                AC_ARG_VAR([$1][_VALAFLAGS], [Vala compiler flags for $1])dnl
 
-        VALA_MODULES="`echo '$2' | sed -e 's/ [[=<>]]\+ [[0-9.]]\+//g'`"
+        VALA_MODULES="`echo $2 | sed -e 's/ [[=<>]]\+ [[0-9.]]\+//g'`"
         for MODULE in $VALA_MODULES; do
             $1[]_VALAFLAGS="$[]$1[]_VALAFLAGS --pkg $MODULE"
         done