👔 Reland #2: Move side-loaded test data /sdcard -> /sdcard/gtestdata

net/test/android/javatests/src/org/chromium/net/test/util/CertTestUtil.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.test.util;
 
 import android.util.Base64;
 
-import org.chromium.base.PathUtils;
+import org.chromium.base.test.util.UrlUtils;
 
 import java.io.BufferedReader;
 import java.io.FileReader;
 import java.io.IOException;
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.security.cert.Certificate;
 
 /**
  * Certificate related utility methods.
  */
 public class CertTestUtil {
     /**
      * The location of the directory that contains certificates for testing.
      */
     public static final String CERTS_DIRECTORY =
-            PathUtils.getExternalStorageDirectory() + "/net/data/ssl/certificates/";
+            UrlUtils.getIsolatedTestFilePath("net/data/ssl/certificates/");
 
     private static final String BEGIN_MARKER = "-----BEGIN CERTIFICATE-----";
     private static final String END_MARKER = "-----END CERTIFICATE-----";
 
     private CertTestUtil() {}
 
     /**
      * Converts a PEM formatted cert in a given file to the binary DER format.
      *
      * @param pemPathname the location of the certificate to convert.
@@ skipping 31 matching lines @@
         try {
             byte[] publicKey = cert.getPublicKey().getEncoded();
             MessageDigest digest = MessageDigest.getInstance("SHA-256");
             return digest.digest(publicKey);
         } catch (NoSuchAlgorithmException ex) {
             // This exception should never happen since SHA-256 is known algorithm
             throw new RuntimeException(ex);
         }
     }
 }