Removing old workaround

Bug: 139137636
Test: presubmit
Change-Id: Iaa307c3d58f76ab7ee3b0a4a4a364b2b97d0efb7
diff --git a/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java b/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java
index 67840d1..bc8602c 100644
--- a/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java
+++ b/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java
@@ -49,6 +49,7 @@
 import java.lang.annotation.RetentionPolicy;
 import java.lang.annotation.Target;
 import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
 
 /**
  * Test rule that allows executing a test with Quickstep on and then Quickstep off.
@@ -182,17 +183,12 @@
                     };
             targetContext.getMainExecutor().execute(() ->
                     SYS_UI_NAVIGATION_MODE.addModeChangeListener(listener));
-            // b/139137636
-//            latch.await(60, TimeUnit.SECONDS);
+            latch.await(60, TimeUnit.SECONDS);
             targetContext.getMainExecutor().execute(() ->
                     SYS_UI_NAVIGATION_MODE.removeModeChangeListener(listener));
 
-            Wait.atMost(() -> "Navigation mode didn't change to " + expectedMode,
-                    () -> currentSysUiNavigationMode() == expectedMode, WAIT_TIME_MS,
-                    launcher);
-            // b/139137636
-//            assertTrue(launcher, "Navigation mode didn't change to " + expectedMode,
-//                    currentSysUiNavigationMode() == expectedMode, description);
+            assertTrue(launcher, "Navigation mode didn't change to " + expectedMode,
+                    currentSysUiNavigationMode() == expectedMode, description);
 
         }