Clean up PathUtils unused parameters.

components/cronet/android/test/src/org/chromium/net/TestFilesInstaller.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.content.res.AssetManager;
 import android.util.Log;
 
@@ skipping 24 matching lines @@
         } catch (IOException e) {
             // Make the test app crash and fail early.
             throw new RuntimeException(e);
         }
     }
 
     /**
      * Returns the installed path of the test files.
      */
     public static String getInstalledPath(Context context) {
-        return PathUtils.getDataDirectory(context) + "/" + TEST_FILE_ASSET_PATH;
+        return PathUtils.getDataDirectory() + "/" + TEST_FILE_ASSET_PATH;
     }
 
     /**
      * Returns whether test files are installed.
      */
     private static boolean areFilesInstalled(Context context) {
         // Checking for file directory is fine even when new files are added,
         // because the app will be re-installed and app data will be cleared.
         File directory = new File(getInstalledPath(context));
         return directory.exists();
     }
 
     /**
      * Installs test files that are included in {@code path}.
      * @params context Application context
      * @params path
      */
     private static void install(Context context, String path) throws IOException {
         AssetManager assetManager = context.getAssets();
         String files[] = assetManager.list(path);
         Log.i(TAG, "Loading " + path + " ...");
-        String root = PathUtils.getDataDirectory(context);
+        String root = PathUtils.getDataDirectory();
         if (files.length == 0) {
             // The path is a file, so copy the file now.
             copyTestFile(context, path, root + "/" + path);
         } else {
             // The path is a directory, so recursively handle its files, since
             // the directory can contain subdirectories.
             String fullPath = root + "/" + path;
             File dir = new File(fullPath);
             if (!dir.exists()) {
                 Log.i(TAG, "Creating directory " + fullPath + " ...");
@@ skipping 19 matching lines @@
         File destFile = new File(destFilePath);
         if (destFile.exists()) {
             throw new IllegalStateException(srcFilePath + " already exists.");
         }
 
         if (!FileUtils.extractAsset(context, srcFilePath, destFile)) {
             throw new IOException("Could not extract asset " + srcFilePath + ".");
         }
     }
 }