Set Resource Timing transferSize field in Workers

third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-cors-preflight.html

Index: third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-cors-preflight.html
diff --git a/third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-cors-preflight.html b/third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-cors-preflight.html
index 6525e2f87350adb68705343cdf936957b6daf84c..5347b7d8559cf15717bdc0f04dbade2dfa8d497c 100644
--- a/third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-cors-preflight.html
+++ b/third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-cors-preflight.html
@@ -3,61 +3,4 @@
 <script src="/resources/testharnessreport.js"></script>
 <script src="/resources/get-host-info.js?pipe=sub"></script>
 <script src="/misc/resources/run-async-tasks-promise.js"></script>
-<script>
-// Because apache decrements the Keep-Alive max value on each request, the
-// transferSize will vary slightly between requests for the same resource.
-const fuzzFactor = 3;  // bytes
-
-const hostInfo = get_host_info();
-const url = new URL('/misc/resources/cors-preflight.php',
-                    hostInfo['HTTP_REMOTE_ORIGIN']).href;
-
-// The header bytes are expected to be > |minHeaderSize| and
-// < |maxHeaderSize|. If they are outside this range the test will fail.
-const minHeaderSize = 100;
-const maxHeaderSize = 1024;
-
-function checkResourceSizes() {
-    var lowerBound, upperBound;
-    var entries = performance.getEntriesByName(url);
-    assert_equals(entries.length, 3, 'Wrong number of entries');
-    // Firefox 47 puts the preflight after the request in the timeline.
-    // Sort by requestStart for compatibility.
-    entries.sort((a, b) => b.requestStart - a.requestStart);
-    var seenCount = 0;
-    for (var entry of entries) {
-        switch (seenCount) {
-        case 0:
-            assert_greater_than(entry.transferSize, 0,
-                                'no preflight transferSize');
-            lowerBound = entry.transferSize - fuzzFactor;
-            upperBound = entry.transferSize + fuzzFactor;
-            break;
-
-        case 1:
-            assert_between_exclusive(entry.transferSize, minHeaderSize,
-                                     maxHeaderSize,
-                                     'preflight transferSize');
-            break;
-
-        case 2:
-            assert_between_exclusive(entry.transferSize, lowerBound,
-                                     upperBound,
-                                     'preflighted transferSize');
-            break;
-        }
-        ++seenCount;
-    }
-}
-
-promise_test(() => {
-    var eatBody = response => response.arrayBuffer();
-    var requirePreflight = {headers: {'X-Require-Preflight': '1'}};
-    return fetch(url)
-        .then(eatBody)
-        .then(() => fetch(url, requirePreflight))
-        .then(eatBody)
-        .then(runAsyncTasks)
-        .then(checkResourceSizes);
-}, 'PerformanceResourceTiming sizes Fetch with preflight test');
-</script>
+<script src="/misc/resources/resource-timing-sizes-cors-preflight.js"></script>