Do not store view on the profile header

Profile views are managed by ProfilesPanel and not stored on ProfileHeader anymore.

BUG=None
R=alph@chromium.org

Review URL: https://codereview.chromium.org/138663007

git-svn-id: svn://svn.chromium.org/blink/trunk@166407 bbb929c8-8fbe-4397-9dbb-9b2b20218538