Patti - could you look into this?

Mock: https://docs.google.com/presentation/d/14Ce40pBStDze1SZFu6U5n1Lqn7RQHbAxpsgo0ZFnntM/edit#slide=id.g22c79e5bb2_0_27

Re-use icon from here: 
https://chrome-assets.googleplex.com/?search=settings.svg&path=src/ui/webui/resources/images&platform=0&grouped=true&flagged=false&shared=1

size: 16x16
color: #4285F4 (same as it is today)

In progress at https://codereview.chromium.org/2952543002/.

See https://drive.google.com/open?id=0BzEa5HU1aAqBamtNSUlFNTBZM3M for before/after screenshots (Mac). Attached also is a screenshot of what it looks like in Views (taken on Linux, but will look the same on Windows, just probably with a different font).

Deleted: Screen Shot 2017-06-20 at 6.20.42 pm.png 19.9 KB

	Screen Shot 2017-06-20 at 6.20.42 pm.png 19.9 KB View Download

Deleted: linux-pageinfo-infobar.png 20.7 KB

	linux-pageinfo-infobar.png 20.7 KB View Download

The infobar delegate is in the Page Info code, so I'm adding that component, too.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/17d7d8d729af2b0f3a73b27a9e2fe9a537a8dfd6

commit 17d7d8d729af2b0f3a73b27a9e2fe9a537a8dfd6
Author: patricialor <patricialor@chromium.org>
Date: Wed Jun 21 00:57:36 2017

Permissions: Update icon and string for the site permission settings infobar.

Update the icon and the string used for the infobar that shows up when changing
the site settings via the Page Info bubble.

See https://drive.google.com/open?id=0BzEa5HU1aAqBamtNSUlFNTBZM3M for
before/after screenshots of the infobar.

BUG= 734831 
TEST=Navigate to https://www.google.com/. Open the Page Info bubble by clicking
the "Secure" lock, and change "Location" to "Block". Close the Page Info bubble
and observe the infobar's new string and icon.

Review-Url: https://codereview.chromium.org/2952543002
Cr-Commit-Position: refs/heads/master@{#481051}

[modify] https://crrev.com/17d7d8d729af2b0f3a73b27a9e2fe9a537a8dfd6/chrome/browser/ui/page_info/page_info_infobar_delegate.cc
[modify] https://crrev.com/17d7d8d729af2b0f3a73b27a9e2fe9a537a8dfd6/components/page_info_strings.grdp