Add fnl build target

BUILD.gn

Index: BUILD.gn
diff --git a/BUILD.gn b/BUILD.gn
index e314516d3aebf9df1a5206b9d6e18fbf3b646aa2..7e82eabcf8b638f177f7e36e22f27199f6eb5b1b 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -25,7 +25,6 @@ group("default") {
     deps += [
       "//sandbox/linux:sandbox",
       "//sandbox/linux:sandbox_linux_unittests",
-      "//tools/xdisplaycheck",
     ]
   }
 
@@ -35,6 +34,8 @@ group("default") {
       "//ui/ozone/demo",
       "//ui/ozone:ozone_unittests",
     ]
+  } else {

[viettrungluu, 2015/09/15 23:48:22]

Presumably this should be under "is_linux" also.

[cdotstout, 2015/09/16 22:00:59]

Done.

+    deps += [ "//tools/xdisplaycheck" ]
   }
 }