[Android] Fix a few issues related to old lib deletion.

content/shell/android/browsertests_apk/src/org/chromium/content_browsertests_apk/ContentBrowserTestsActivity.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.content_browsertests_apk;
 
 import android.app.Activity;
 import android.content.Context;
 import android.os.Bundle;
 import android.util.Log;
@@ skipping 16 matching lines @@
     private static final String TAG = "ChromeBrowserTestsActivity";
 
     private ShellManager mShellManager;
     private WindowAndroid mWindowAndroid;
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
         try {
-            LibraryLoader.ensureInitialized(null);
+            LibraryLoader.ensureInitialized();
         } catch (ProcessInitException e) {
             Log.i(TAG, "Cannot load content_browsertests:" +  e);
             System.exit(-1);
         }
         BrowserStartupController.get(getApplicationContext()).initChromiumBrowserProcessForTests();
 
         LayoutInflater inflater =
                 (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         View view = inflater.inflate(R.layout.test_activity, null);
         mShellManager = (ShellManager) view.findViewById(R.id.shell_container);
         mWindowAndroid = new ActivityWindowAndroid(this);
         mShellManager.setWindow(mWindowAndroid);
 
         Log.i(TAG, "Running tests");
         runTests();
         Log.i(TAG, "Tests finished.");
         finish();
     }
 
     private void runTests() {
         nativeRunTests(getFilesDir().getAbsolutePath(), getApplicationContext());
     }
 
     private native void nativeRunTests(String filesDir, Context appContext);
 }