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

content/shell/android/linker_test_apk/src/org/chromium/chromium_linker_test_apk/ChromiumLinkerTestActivity.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.chromium_linker_test_apk;
 
 import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
@@ skipping 67 matching lines @@
         if (hasLowMemoryDeviceSwitch)
             memoryDeviceConfig = Linker.MEMORY_DEVICE_CONFIG_LOW;
         Linker.setMemoryDeviceConfig(memoryDeviceConfig);
 
         // Register the test runner class by name.
         Linker.setTestRunnerClassName(LinkerTests.class.getName());
 
         // Load the library in the browser process, this will also run the test
         // runner in this process.
         try {
-            LibraryLoader.ensureInitialized(null);
+            LibraryLoader.ensureInitialized();
         } catch (ProcessInitException e) {
             Log.i(TAG, "Cannot load chromium_linker_test:" +  e);
         }
 
         // Now, start a new renderer process by creating a new view.
         // This will run the test runner in the renderer process.
 
         BrowserStartupController.get(getApplicationContext()).initChromiumBrowserProcessForTests();
 
         LayoutInflater inflater =
@@ skipping 86 matching lines @@
         if (mShellManager == null)
             return null;
 
         Shell shell = mShellManager.getActiveShell();
         if (shell == null)
             return null;
 
         return shell.getContentView();
     }
 }