Retire leak-check.js.

third_party/WebKit/LayoutTests/resources/leak-check.js

-// include resources/js-test.js before this file.
-
-function getCounterValues(callback) {
-    testRunner.resetTestHelperControllers();
-    asyncGC(function() {
-        var ret = {
-          'numberOfLiveDocuments': window.internals.numberOfLiveDocuments(),
-          'numberOfLiveAXObjects': window.internals.numberOfLiveAXObjects()
-        };
-
-        var refCountedInstances = JSON.parse(window.internals.dumpRefCountedInstanceCounts());
-        for (typename in refCountedInstances)
-            ret['numberOfInstances-'+typename] = refCountedInstances[typename];
-
-        callback(ret);
-    });
-
-}
-
-function compareValues(countersBefore, countersAfter, tolerance) {
-    for (type in tolerance) {
-        var before = countersBefore[type];
-        var after = countersAfter[type];
-
-        if (after - before <= tolerance[type])
-            testPassed('The difference of counter "'+type+'" before and after the cycle is under the threshold of '+tolerance[type]+'.');
-        else
-            testFailed('counter "'+type+'" was '+before+' before and now '+after+' after the cycle. This exceeds the threshold of '+tolerance[type]+'.');
-    }
-}
-
-function doLeakTest(src, tolerance) {
-    var frame = document.createElement('iframe');
-    document.body.appendChild(frame);
-    function loadSourceIntoIframe(src, callback) {
-        var originalSrc = frame.src;
-
-        frame.onload = function() {
-            if (frame.src === originalSrc)
-                return true;
-
-            callback();
-            return true;
-        };
-        frame.src = src;
-    }
-
-    jsTestIsAsync = true;
-    if (!window.internals) {
-        debug("This test only runs on DumpRenderTree, as it requires existence of window.internals and cross-domain resource access check disabled.");
-        finishJSTest();
-    }
-
-    loadSourceIntoIframe('about:blank', function() {
-        // blank document loaded...
-        getCounterValues(function(countersBefore) {
-            loadSourceIntoIframe(src, function() {
-                // target document loaded...
-
-                loadSourceIntoIframe('about:blank', function() {
-                    // target document unloaded...
-
-                    // Measure counter values on next timer event. This is needed
-                    // to correctly handle deref cycles for some ActiveDOMObjects
-                    // such as XMLHttpRequest.
-                    setTimeout(function() {
-                        getCounterValues(function(countersAfter) {
-                            compareValues(countersBefore, countersAfter, tolerance);
-                            finishJSTest();
-                        });
-                    }, 0);
-                });
-            });
-        });
-    });
-}
-
-function htmlToUrl(html) {
-    return 'data:text/html;charset=utf-8,' + html;
-}
-
-function grabScriptText(id) {
-    return document.getElementById(id).innerText;
-}
-
-// include fast/js/resources/js-test-post.js after this file.