Make js-test-post a noop.

LayoutTests/fast/events/touch/gesture/resources/gesture-helpers.js

Index: LayoutTests/fast/events/touch/gesture/resources/gesture-helpers.js
diff --git a/LayoutTests/fast/events/touch/gesture/resources/gesture-helpers.js b/LayoutTests/fast/events/touch/gesture/resources/gesture-helpers.js
index 2dc31707d7131431ef97f096a0b7099da3687b2c..30aaa345ac760dd75ccdb75efa17f80f89858e71 100644
--- a/LayoutTests/fast/events/touch/gesture/resources/gesture-helpers.js
+++ b/LayoutTests/fast/events/touch/gesture/resources/gesture-helpers.js
@@ -13,11 +13,15 @@ function recordScroll(event)
         // Because scroll events arrive asynchronously, only one will arrive.
         if (gesturesOccurred == expectedGesturesTotal) {
             shouldBe('scrollEventsOccurred', expectedScrollEventsOccurred);
-            // If we've got here, we've passed.
-            successfullyParsed = true;
-            isSuccessfullyParsed();
-            if (window.testRunner)
-                testRunner.notifyDone();
+            if (window.jsTestIsAsync) {
+                finishJSTest();
+            } else {
+                // If we've got here, we've passed.
+                successfullyParsed = true;
+                isSuccessfullyParsed();
+                if (window.testRunner)
+                    testRunner.notifyDone();
+            }
         }
     }
 }
@@ -25,10 +29,15 @@ function recordScroll(event)
 function exitIfNecessary()
 {
     debug('gesture events not implemented on this platform or gesture event scrolling of a document is broken');
-    successfullyParsed = true;
-    isSuccessfullyParsed();
-    if (window.testRunner)
-        testRunner.notifyDone();
+    if (window.jsTestIsAsync) {
+        finishJSTest();
+    } else {
+        // If we've got here, we've passed.
+        successfullyParsed = true;
+        isSuccessfullyParsed();
+        if (window.testRunner)
+            testRunner.notifyDone();
+    }
 }
 
 function checkTestDependencies()