Re-enable worker ui tests I broke.

content/worker/test/worker_uitest.cc

Index: content/worker/test/worker_uitest.cc
diff --git a/content/worker/test/worker_uitest.cc b/content/worker/test/worker_uitest.cc
index 9157419f5776e91e052dc514b9904dd8ed291c58..355c287ed7c51c02b87fdbec1cab710ebcabf896 100644
--- a/content/worker/test/worker_uitest.cc
+++ b/content/worker/test/worker_uitest.cc
@@ -317,13 +317,11 @@ TEST_F(WorkerTest, FLAKY_WorkerMapGc) {
   RunWorkerFastLayoutTest("wrapper-map-gc.html");
 }
 
-// Broken, http://crbug.com/101665
-TEST_F(WorkerTest, DISABLED_WorkerMessagePort) {
+TEST_F(WorkerTest, WorkerMessagePort) {
   RunWorkerFastLayoutTest("worker-messageport.html");
 }
 
-// Broken, http://crbug.com/101665
-TEST_F(WorkerTest, DISABLED_WorkerMessagePortGC) {
+TEST_F(WorkerTest, WorkerMessagePortGC) {
   RunWorkerFastLayoutTest("worker-messageport-gc.html");
 }