Preparation to get rid of thy Get???ProfileOrOffTheRecord() functions

First step to get rid off .. :
After discussion with dpolukhin we determined that there shouldn't be a second function set to get the profiles (all the ..OrOffTheRecord() functions). Tomorrow I will get rid of them.


BUG=322682
TEST=covered by existing unit tests

Review URL: https://codereview.chromium.org/102083006

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240556 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240556
Replace obsolete GetDefaultProfile with GetActiveUserProfile

BUG=322682

Review URL: https://codereview.chromium.org/102483005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@240557 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 240557