VR: Add URL bar security-related coloring and emphasis.

VR: Add URL bar security-related coloring and emphasis.

- Use url_formatter to format the URL string (eg. chop off http://)
- Use code similar to OmniboxView to emphasize and color the string.

BUG=722861
Review-Url: https://codereview.chromium.org/2902783002
Cr-Original-Commit-Position: refs/heads/master@{#475065}
Review-Url: https://codereview.chromium.org/2907153003 .
Cr-Commit-Position: refs/branch-heads/3112@{#15}
Cr-Branched-From: b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
Committed: https://chromium.googlesource.com/chromium/src/+/f2f7f8ae486a6a97b387de5306b5a851349b5808

[cjgrant, 2017-05-29 18:43:25]

Description was changed from

==========
VR: Add URL bar security-related coloring and emphasis.

- Use url_formatter to format the URL string (eg. chop off http://)
- Use code similar to OmniboxView to emphasize and color the string.

BUG=722861

Review-Url: https://codereview.chromium.org/2902783002
Cr-Commit-Position: refs/heads/master@{#475065}
(cherry picked from commit 6f0095b330f52533f1cad17bb6df7f4480eadf0e)
==========

to

==========
VR: Add URL bar security-related coloring and emphasis.

- Use url_formatter to format the URL string (eg. chop off http://)
- Use code similar to OmniboxView to emphasize and color the string.

BUG=722861

Review-Url: https://codereview.chromium.org/2902783002
Cr-Original-Commit-Position: refs/heads/master@{#475065}
Review-Url: https://codereview.chromium.org/2907153003 .
Cr-Commit-Position: refs/branch-heads/3112@{#15}
Cr-Branched-From:
b6460e24cf59f429d69de255538d0fc7a425ccf9-refs/heads/master@{#474897}
Committed:
https://chromium.googlesource.com/chromium/src/+/f2f7f8ae486a6a97b387de5306b5...
==========

[cjgrant, 2017-05-29 18:43:26]

Committed patchset #1 (id:1) manually as
f2f7f8ae486a6a97b387de5306b5a851349b5808.