Android: decouple mojo shell from the network service.

shell/android/apk/src/org/chromium/mojo_shell_apk/AndroidHandler.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.mojo_shell_apk;
 
 import android.content.Context;
 import android.util.Log;
 
 import dalvik.system.DexClassLoader;
@@ skipping 63 matching lines @@
      *                          into the application MojoMain. On the Java side this is opaque
      *                          payload.
      */
     @CalledByNative
     private static boolean bootstrap(Context context, String archivePath, int handle,
             long runApplicationPtr) {
         File bootstrap_java_library;
         File bootstrap_native_library;
         try {
             bootstrap_java_library = FileHelper.extractFromAssets(context, BOOTSTRAP_JAVA_LIBRARY,
-                    getAssetDir(context));
+                    getAssetDir(context), true);
             bootstrap_native_library = FileHelper.extractFromAssets(context,
-                    BOOTSTRAP_NATIVE_LIBRARY, getAssetDir(context));
+                    BOOTSTRAP_NATIVE_LIBRARY, getAssetDir(context), true);
         } catch (Exception e) {
             Log.e(TAG, "Extraction of bootstrap files from assets failed.", e);
             return false;
         }
 
         File application_java_library;
         File application_native_library;
         try {
             File archive = new File(archivePath);
             application_java_library = FileHelper.extractFromArchive(archive, JAVA_LIBRARY_SUFFIX,
@@ skipping 32 matching lines @@
     }
 
     private static File getAppDir(Context context) {
         return context.getDir(APP_DIRECTORY, Context.MODE_PRIVATE);
     }
 
     private static File getAssetDir(Context context) {
         return context.getDir(ASSET_DIRECTORY, Context.MODE_PRIVATE);
     }
 }