Test thread equality when initiating PWEnv class

chrome/android/javatests/src/org/chromium/chrome/browser/physicalweb/UrlManagerTest.java

Index: chrome/android/javatests/src/org/chromium/chrome/browser/physicalweb/UrlManagerTest.java
diff --git a/chrome/android/javatests/src/org/chromium/chrome/browser/physicalweb/UrlManagerTest.java b/chrome/android/javatests/src/org/chromium/chrome/browser/physicalweb/UrlManagerTest.java
index 036557d4ae22d70ce9cfd771e3dafcef6be5f16c..6ee8d392d453d7e3a0d83a1159b99fb74cc77a68 100644
--- a/chrome/android/javatests/src/org/chromium/chrome/browser/physicalweb/UrlManagerTest.java
+++ b/chrome/android/javatests/src/org/chromium/chrome/browser/physicalweb/UrlManagerTest.java
@@ -10,7 +10,6 @@ import android.test.InstrumentationTestCase;
 import android.test.suitebuilder.annotation.SmallTest;
 
 import org.chromium.base.ContextUtils;
-import org.chromium.base.test.util.DisabledTest;
 import org.chromium.chrome.test.util.browser.notifications.MockNotificationManagerProxy;
 import org.chromium.chrome.test.util.browser.notifications.MockNotificationManagerProxy.NotificationEntry;
 
@@ -52,9 +51,7 @@ public class UrlManagerTest extends InstrumentationTestCase {
         mSharedPreferences.edit().putInt(PREF_PHYSICAL_WEB, PHYSICAL_WEB_ONBOARDING).apply();
     }
 
-    // Onboarding tests are broken (see bug 608872)
     @SmallTest
-    @DisabledTest
     public void testAddUrlWhileOnboardingMakesNotification() throws Exception {
         setOnboarding();
         ArrayList<PwsResult> results = new ArrayList<>();