pcmanfm: don't show comment about missing X.org

The comments are meant for toolchain dependencies, not packages. Adjust the
logic to match what we do for other X11 applications.

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/pcmanfm/Config.in

@@ -17,8 +17,9 @@ config BR2_PACKAGE_PCMANFM
 
 	  http://wiki.lxde.org/en/PCManFM
 
-comment "pcmanfm needs X.org and a toolchain w/ wchar, threads, C++"
+comment "pcmanfm needs a toolchain w/ wchar, threads, C++"
 	depends on BR2_USE_MMU
+	depends on BR2_PACKAGE_XORG7
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on !BR2_USE_WCHAR || !BR2_INSTALL_LIBSTDCPP || \
-		!BR2_TOOLCHAIN_HAS_THREADS || !BR2_PACKAGE_XORG7
+		!BR2_TOOLCHAIN_HAS_THREADS