Update UI for "Setup Auto-fill" dialog.

Update the UI for the dialog shown that prompts the user to set
up the form auto-fill feature. Adds a title and uses the same
padding as the framework alert.

Bug: 4671245
Change-Id: I7b4509d971cd36d6116b4f039f06a13140635c67
diff --git a/src/com/android/browser/Tab.java b/src/com/android/browser/Tab.java
index 911726c..d8a3af9 100644
--- a/src/com/android/browser/Tab.java
+++ b/src/com/android/browser/Tab.java
@@ -1214,6 +1214,7 @@
             final View layout = inflater.inflate(R.layout.setup_autofill_dialog, null);
 
             builder.setView(layout)
+                .setTitle(R.string.autofill_setup_dialog_title)
                 .setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {
                     @Override
                     public void onClick(DialogInterface dialog, int id) {