With what purpose?

To make things less cluttered in PaymentRequestImpl.java init() function. I will modify how the suggestion for these sections are deduped but wanted to separate the code first

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/33696dd10f1c34ba233a8363d0b42f8b45962d16

commit 33696dd10f1c34ba233a8363d0b42f8b45962d16
Author: sebsg <sebsg@chromium.org>
Date: Thu Dec 15 19:37:47 2016

[Payments] Refactor how shipping and contact detail sections are created

BUG= 674571 

Review-Url: https://codereview.chromium.org/2580873002
Cr-Commit-Position: refs/heads/master@{#438895}

[modify] https://crrev.com/33696dd10f1c34ba233a8363d0b42f8b45962d16/chrome/android/java/src/org/chromium/chrome/browser/payments/PaymentRequestImpl.java