[Android] Enable SigninFragmentTest.testClickingSettingsDoesNotSetFirstSetupComplete

The parent cl should fix the failure

Bug: 1102296
Change-Id: Iea806b0dc067a2966651482c112845d6c2be4c4b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2317189Reviewed-by: Marc Treib <treib@chromium.org>
Commit-Queue: Tanmoy Mollik <triploblastic@chromium.org>
Cr-Commit-Position: refs/heads/master@{#791896}

chrome/android/javatests/src/org/chromium/chrome/browser/signin/SigninFragmentTest.java

@@ -13,7 +13,6 @@ import static androidx.test.espresso.matcher.ViewMatchers.withId;
 import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.accounts.Account;
-import android.os.Build.VERSION_CODES;
 import android.support.test.InstrumentationRegistry;
 import android.text.Spanned;
 import android.text.style.ClickableSpan;
@@ -34,7 +33,6 @@ import org.junit.Test;
 import org.junit.runner.RunWith;
 
 import org.chromium.base.test.util.CommandLineFlags;
-import org.chromium.base.test.util.DisableIf;
 import org.chromium.base.test.util.Feature;
 import org.chromium.base.test.util.Matchers;
 import org.chromium.chrome.R;
@@ -144,10 +142,7 @@ public class SigninFragmentTest {
 
     @Test
     @LargeTest
-    @DisableIf.Build(sdk_is_greater_than = VERSION_CODES.N_MR1, sdk_is_less_than = VERSION_CODES.P,
-            message = "Flaky on Oreo https://crbug.com/1102296")
-    public void
-    testClickingSettingsDoesNotSetFirstSetupComplete() {
+    public void testClickingSettingsDoesNotSetFirstSetupComplete() {
         Account account = mSyncTestRule.addTestAccount();
         mSigninActivity = ActivityUtils.waitForActivity(
                 InstrumentationRegistry.getInstrumentation(), SigninActivity.class, () -> {