Last minute fixes

harness/proxyTrapsHelper.js

@@ -3,7 +3,7 @@ function allowProxyTraps(overrides) {
         return function () { throw new Test262Error(msg); };
     }
     if (!overrides) { overrides = {}; }
-    var traps = {
+    return {
         getPrototypeOf: overrides.getPrototypeOf || throwTest262Error('[[GetPrototypeOf]] trap called'),
         setPrototypeOf: overrides.setPrototypeOf || throwTest262Error('[[SetPrototypeOf]] trap called'),
         isExtensible: overrides.isExtensible || throwTest262Error('[[IsExtensible]] trap called'),

test/harness/proxytrapshelper-overrides.js

@@ -35,8 +35,9 @@ function assertTrapSucceeds(trap) {
     var threw = false;
     try {
         traps[trap]();
+    } catch (e) {
         threw = true;
-    } catch (e) {}
+    }
     if (threw) {
         throw new Test262Error('trap ' + trap + ' threw an error');
     }