Implement layout transition animations for the Autofill dialog

chrome/android/java/res/layout/autofill_menu_item.xml

 <?xml version="1.0" encoding="utf-8"?>
 <!-- Copyright (c) 2013 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.
 -->
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:id="@+id/autofill_menu_item"
     android:layout_width="match_parent"
     android:layout_height="@dimen/autofill_menu_item_size"
     android:minHeight="@dimen/autofill_menu_item_size"
     android:gravity="center_vertical"
     android:orientation="horizontal">
     <LinearLayout
         android:id="@+id/autofill_menu_text"
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:layout_weight="1"
         android:orientation="vertical">
         <LinearLayout
             android:id="@+id/autofill_menu_text"
             android:layout_width="wrap_content"
-            android:layout_height="0dp"
-            android:layout_weight="1"
+            android:layout_height="@dimen/autofill_menu_icon_height"
             android:orientation="horizontal">
             <ImageView
                 android:id="@+id/cc_icon"
                 android:layout_width="@dimen/autofill_menu_icon_width"
                 android:layout_height="@dimen/autofill_menu_icon_height"
                 android:layout_marginStart="5dp"/>
             <TextView
                 android:id="@+id/adapter_item_line_1"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
@@ skipping 24 matching lines @@
         android:focusable="false"
         android:visibility="gone"/>
     <EditText
         android:layout_height="match_parent"
         android:layout_width="wrap_content"
         android:id="@+id/cvc_challenge"
         android:visibility="gone"
         android:drawablePadding="@dimen/autofill_menu_item_padding"
         android:textSize="@dimen/autofill_edit_text_size"/>
  </LinearLayout>