Start off the Content API by moving content::ContentRendererClient to content\public\renderer.

BUG=98716
Review URL: http://codereview.chromium.org/8100013

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@103609 0039d316-1c4b-4281-b951-d872f2087c98
18 files changed