Create AwJUnit4ClassRunner AwActivityTestRule and convert AwContentsTest

android_webview/javatests/src/org/chromium/android_webview/test/AwContentsClientShouldInterceptRequestTest.java

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.android_webview.test;
 
 import android.support.test.filters.SmallTest;
 import android.util.Pair;
 
 import org.chromium.android_webview.AwContents;
@@ skipping 196 matching lines @@
                 CommonResources.makeHtmlPageWithSimplePostFormTo(pageToPostToUrl));
         enableJavaScriptOnUiThread(mAwContents);
 
         int callCount = mShouldInterceptRequestHelper.getCallCount();
         loadUrlAsync(mAwContents, pageWithFormUrl);
         mShouldInterceptRequestHelper.waitForCallback(callCount);
         assertEquals("GET",
                 mShouldInterceptRequestHelper.getRequestsForUrl(pageWithFormUrl).method);
 
         callCount = mShouldInterceptRequestHelper.getCallCount();
-        JSUtils.clickOnLinkUsingJs(this, mAwContents,
+        JSUtils.clickOnLinkUsingJs(getInstrumentation(), mAwContents,
                 mContentsClient.getOnEvaluateJavaScriptResultHelper(), "link");
         mShouldInterceptRequestHelper.waitForCallback(callCount);
         assertEquals("POST",
                 mShouldInterceptRequestHelper.getRequestsForUrl(pageToPostToUrl).method);
     }
 
     @SmallTest
     @Feature({"AndroidWebView"})
     public void testCalledWithCorrectHasUserGestureParam() throws Throwable {
         final String aboutPageUrl = addAboutPageToTestServer(mWebServer);
@@ skipping 682 matching lines @@
                 CommonResources.makeHtmlPageFrom(
                         "", "<iframe src=\'" + iframeContentIdUrl + "\'></iframe>"));
 
         int callCount = mShouldInterceptRequestHelper.getCallCount();
         loadUrlAsync(mAwContents, pageUrl);
         mShouldInterceptRequestHelper.waitForCallback(callCount, 2);
         assertEquals(2, mShouldInterceptRequestHelper.getUrls().size());
         assertEquals(iframeContentIdUrl, mShouldInterceptRequestHelper.getUrls().get(1));
     }
 }