[Cronet] Remove CronetEngine.Builder JSON serial/deserialization APIs

components/cronet/android/test/javatests/src/org/chromium/net/CronetUrlTest.java

 // Copyright 2014 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.net;
 
 import android.content.Context;
 import android.test.suitebuilder.annotation.SmallTest;
 
 import org.chromium.base.PathUtils;
@@ skipping 114 matching lines @@
             request.setUploadData(null, uploadData);
             fail("setUploadData should throw on null content type");
         } catch (NullPointerException e) {
             // Nothing to do here.
         }
     }
 
     @SmallTest
     @Feature({"Cronet"})
     public void testLegacyLoadUrl() throws Exception {
-        HttpUrlRequestFactoryConfig config = new HttpUrlRequestFactoryConfig();
-        config.enableLegacyMode(true);
+        CronetEngine.Builder builder = new CronetEngine.Builder(getContext());

[pauljensen, 2015/10/28 14:43:06]

Had to switch to CronetEngine.Builder here so builder.mContext!=null

[xunjieli, 2015/10/28 15:23:58]

Acknowledged.

+        builder.enableLegacyMode(true);
         // TODO(mef) fix tests so that library isn't loaded for legacy stack
-        config.setLibraryName("cronet_tests");
 
-        String[] commandLineArgs = {CronetTestFramework.CONFIG_KEY, config.toString()};
         CronetTestFramework testFramework =
-                startCronetTestFrameworkWithUrlAndCommandLineArgs(URL, commandLineArgs);
+                startCronetTestFrameworkWithUrlAndCronetEngineBuilder(URL, builder);
 
         // Make sure that the URL is set as expected.
         assertEquals(URL, testFramework.getUrl());
         assertEquals(200, testFramework.getHttpStatusCode());
     }
 
     @SmallTest
     @Feature({"Cronet"})
     public void testRequestHead() throws Exception {
         CronetTestFramework testFramework = startCronetTestFrameworkWithUrl(URL);
 
         HashMap<String, String> headers = new HashMap<String, String>();
         TestHttpUrlRequestListener listener = new TestHttpUrlRequestListener();
 
         // Create request.
         HttpUrlRequest request = testFramework.mRequestFactory.createRequest(
                 URL, HttpUrlRequest.REQUEST_PRIORITY_MEDIUM, headers, listener);
         request.setHttpMethod("HEAD");
         request.start();
         listener.blockForComplete();
         assertEquals(200, listener.mHttpStatusCode);
         // HEAD requests do not get any response data and Content-Length must be
         // ignored.
         assertEquals(0, listener.mResponseAsBytes.length);
     }
 }