QUIC/Cronet - Add Java glue layer to serialize and de-serialize

components/cronet/android/api/src/org/chromium/net/JavaCronetEngine.java

 // Copyright 2015 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 static android.os.Process.THREAD_PRIORITY_BACKGROUND;
 import static android.os.Process.THREAD_PRIORITY_MORE_FAVORABLE;
 
 import java.io.IOException;
@@ skipping 74 matching lines @@
         mExecutorService.shutdown();
     }
 
     @Override
     public void startNetLogToFile(String fileName, boolean logAll) {}
 
     @Override
     public void stopNetLog() {}
 
     @Override
+    public String getCertVerifierData() {
+        return "";
+    }
+
+    @Override
     public byte[] getGlobalMetricsDeltas() {
         return new byte[0];
     }
 
     @Override
     public void enableNetworkQualityEstimator(Executor executor) {}
 
     @Override
     void enableNetworkQualityEstimatorForTesting(
             boolean useLocalHostRequests, boolean useSmallerResponses, Executor executor) {}
@@ skipping 31 matching lines @@
         // Returning null causes this factory to pass though, which ends up using the platform's
         // implementation.
         return new URLStreamHandlerFactory() {
             @Override
             public URLStreamHandler createURLStreamHandler(String protocol) {
                 return null;
             }
         };
     }
 }