Do not redefine reading attribute in example.

tobie · web-flow · commit 94815036c84e · 2016-11-08T12:23:18.000+01:00
diff --git a/index.bs b/index.bs
@@ -1087,7 +1087,6 @@ for proximity [=sensors=].
 <pre class=example>
     [SecureContext, Constructor(optional ProximitySensorOptions proximitySensorOptions)]
     interface ProximitySensor : Sensor {
-      readonly attribute ProximitySensorReading? reading;
     };
 
     [SecureContext]
@@ -1379,4 +1378,4 @@ for their editorial input.
             else spy.stop();
         });
     })();
-</script>
+</script>
