chrome: Move browser_otr_state.h into chrome namespace.

BUG=133088
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Review URL: https://chromiumcodereview.appspot.com/10831084

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@149364 0039d316-1c4b-4281-b951-d872f2087c98
5 files changed