Do not read DRP key from GServices

Bug: 12492817

In L-preview, we temporarily used GServices to read DRP key. remove
this mechanism and embed the key into the apk.

Change-Id: Id94ac1348e615a8fa5a21c9e4a5bd43399821e46
4 files changed
tree: 86c101cb8868ccf3812ceae8438bc0768f8d930b
  1. Android.mk
  2. chromium/
  3. nullwebview/