[Android] Refactor NativeView to be able to use it for AutofillDialog.

ui/android/java/src/org/chromium/ui/ViewAndroidDelegate.java

 // Copyright (c) 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.browser;
+package org.chromium.ui;
 
 import android.view.View;
 
 /**
  * Interface to add and remove views from the implementing view.
  */
-public interface ContainerViewDelegate {
+public interface ViewAndroidDelegate {
 
     /**
      * Add the view.
      * @param view The view to be added.
      */
-    public void addViewToContainerView(View view);
+    void addViewToContainerView(View view);
 
     /**
      * Remove the view if it is present, otherwise do nothing.
      * @param view The view to be removed.
      */
-    public void removeViewFromContainerView(View view);
+    void removeViewFromContainerView(View view);
 
     /**
      * Used for any calculations that need to place a View near a particular piece of web content.
      * @return The Y offset in pixels to apply to any added views.
      */
-    public int getChildViewOffsetYPix();
+    int getChildViewOffsetYPix();
 }