Merge "Expose dialog for current webview setting." into nyc-dev
am: f9e62e8d34

* commit 'f9e62e8d3497ea4b738bf6c9a0c72a023eb5b217':
  Expose dialog for current webview setting.

Change-Id: Icc624a2ad85a3e119fa5a9893fa89d02e3773b51