Convert most of the rest of instrumentation tests in content

content/public/android/javatests/src/org/chromium/content/browser/EmailAddressDetectionTest.java

Index: content/public/android/javatests/src/org/chromium/content/browser/EmailAddressDetectionTest.java
diff --git a/content/public/android/javatests/src/org/chromium/content/browser/EmailAddressDetectionTest.java b/content/public/android/javatests/src/org/chromium/content/browser/EmailAddressDetectionTest.java
index e9a23f3e5566c451b848adbbdaf47de218268932..af1250d4463d1e23477be7c765448837f5a19025 100644
--- a/content/public/android/javatests/src/org/chromium/content/browser/EmailAddressDetectionTest.java
+++ b/content/public/android/javatests/src/org/chromium/content/browser/EmailAddressDetectionTest.java
@@ -6,6 +6,12 @@ package org.chromium.content.browser;
 
 import android.support.test.filters.MediumTest;
 
+import org.junit.Assert;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import org.chromium.base.test.BaseJUnit4ClassRunner;
 import org.chromium.base.test.util.CommandLineFlags;
 import org.chromium.base.test.util.Feature;
 import org.chromium.base.test.util.RetryOnFailure;
@@ -14,33 +20,40 @@ import org.chromium.content.common.ContentSwitches;
 /**
  * Test suite for email address detection.
  */
+@RunWith(BaseJUnit4ClassRunner.class)
 @CommandLineFlags.Add({ContentSwitches.ENABLE_CONTENT_INTENT_DETECTION})
-public class EmailAddressDetectionTest extends ContentDetectionTestBase {
+public class EmailAddressDetectionTest {
+    @Rule
+    public ContentDetectionActivityTestRule mActivityTestRule =
+            new ContentDetectionActivityTestRule();
 
     private static final String EMAIL_INTENT_PREFIX = "mailto:";
 
     private boolean isExpectedEmailIntent(String intentUrl, String expectedContent) {
         if (intentUrl == null) return false;
-        final String expectedUrl = EMAIL_INTENT_PREFIX + urlForContent(expectedContent);
+        final String expectedUrl =
+                EMAIL_INTENT_PREFIX + mActivityTestRule.urlForContent(expectedContent);
         return intentUrl.equals(expectedUrl);
     }
 
+    @Test
     @MediumTest
     @Feature({"ContentDetection", "TabContents"})
     @RetryOnFailure
     public void testValidEmailAddresses() throws Throwable {
-        startActivityWithTestUrl("content/test/data/android/content_detection/email.html");
+        mActivityTestRule.launchContentShellWithUrlSync(
+                "content/test/data/android/content_detection/email.html");
 
         // valid_1: i.want.a.pony@chromium.org.
-        String intentUrl = scrollAndTapExpectingIntent("valid_1");
-        assertTrue(isExpectedEmailIntent(intentUrl, "i.want.a.pony@chromium.org"));
+        String intentUrl = mActivityTestRule.scrollAndTapExpectingIntent("valid_1");
+        Assert.assertTrue(isExpectedEmailIntent(intentUrl, "i.want.a.pony@chromium.org"));
 
         // valid_2: nyan_cat@chromium.org.
-        intentUrl = scrollAndTapExpectingIntent("valid_2");
-        assertTrue(isExpectedEmailIntent(intentUrl, "nyan_cat@chromium.org"));
+        intentUrl = mActivityTestRule.scrollAndTapExpectingIntent("valid_2");
+        Assert.assertTrue(isExpectedEmailIntent(intentUrl, "nyan_cat@chromium.org"));
 
         // valid_3: 123@456.com.
-        intentUrl = scrollAndTapExpectingIntent("valid_3");
-        assertTrue(isExpectedEmailIntent(intentUrl, "123@456.com"));
+        intentUrl = mActivityTestRule.scrollAndTapExpectingIntent("valid_3");
+        Assert.assertTrue(isExpectedEmailIntent(intentUrl, "123@456.com"));
     }
 }