Allow to change wallpaper in public session through launcher context menu.
commite20bc8f3849b2738d158ceb3f56c135128248ab7
authortnagel@chromium.org <tnagel@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Mon, 31 Mar 2014 11:40:01 +0000 (31 11:40 +0000)
committertnagel@chromium.org <tnagel@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Mon, 31 Mar 2014 11:40:01 +0000 (31 11:40 +0000)
treecd04b116df50ff57341c4045bf1e7c47293a00cb
parent1c762ed7d268d63809f1158f4fb8146b4f8e2f21
Allow to change wallpaper in public session through launcher context menu.

At that occasion, add a safeguard at the C++ code level
which prevents opening of the wallpaper-change UI.  Also remove
an outdated comment.

BUG=352721

Review URL: https://codereview.chromium.org/216753004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@260524 0039d316-1c4b-4281-b951-d872f2087c98
ash/desktop_background/user_wallpaper_delegate.h
chrome/browser/chromeos/background/ash_user_wallpaper_delegate.cc