[Android] [RTL] Convert Left/Right attributes to Start/End attributes

chrome/android/java/res/layout/autofill_dialog_title.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.
 -->
 <merge xmlns:android="http://schemas.android.com/apk/res/android">
     <FrameLayout
         android:layout_width="match_parent"
         android:layout_height="wrap_content">
         <ImageView
             android:id="@+id/accounts_logo"
             android:layout_width="wrap_content"
             android:layout_height="32dp"
-            android:layout_gravity="left"
+            android:layout_gravity="start"
             android:layout_margin="@dimen/autofill_steady_margin"
             android:scaleType="centerInside"
             android:src="@drawable/wallet_logo"/>
         <Spinner
             android:id="@+id/accounts_spinner"
             android:layout_width="232dp"
             android:layout_height="wrap_content"
-            android:layout_gravity="right"
+            android:layout_gravity="end"
             android:layout_margin="@dimen/autofill_steady_margin"/>
     </FrameLayout>
 </merge>