Delete Promises Layout Tests.

LayoutTests/fast/js/Promise-then-in-workers-expected.txt

Index: LayoutTests/fast/js/Promise-then-in-workers-expected.txt
diff --git a/LayoutTests/fast/js/Promise-then-in-workers-expected.txt b/LayoutTests/fast/js/Promise-then-in-workers-expected.txt
deleted file mode 100644
index e1d2f86e20cebbf5130377ff3e4d9a8f33f30a1b..0000000000000000000000000000000000000000
--- a/LayoutTests/fast/js/Promise-then-in-workers-expected.txt
+++ /dev/null
@@ -1,21 +0,0 @@
-[Worker] Test Promise.
-
-On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
-
-Starting worker: resources/Promise-then-in-workers.js
-PASS [Worker] thisInInit === firstPromise is false
-PASS [Worker] thisInInit === global is true
-PASS [Worker] firstPromise instanceof Promise is true
-PASS [Worker] secondPromise instanceof Promise is true
-PASS [Worker] thisInFulfillCallback === firstPromise is false
-PASS [Worker] thisInFulfillCallback === secondPromise is false
-PASS [Worker] thisInFulfillCallback === global is true
-PASS [Worker] result is "hello"
-PASS [Worker] result is "world"
-PASS [Worker] rejected
-PASS [Worker] result is "exception"
-PASS [Worker] resolved
-PASS successfullyParsed is true
-
-TEST COMPLETE
-