Refactoring key generation and export util code to make mocking possible.

BUG=chromium-os:4485
TEST=unit tests

Review URL: http://codereview.chromium.org/3017020

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@53292 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/chrome_browser.gypi b/chrome/chrome_browser.gypi
index c25182b..f6198d06 100644
--- a/chrome/chrome_browser.gypi
+++ b/chrome/chrome_browser.gypi
@@ -476,8 +476,8 @@
         'browser/chromeos/login/network_screen_delegate.h',
         'browser/chromeos/login/new_user_view.cc',
         'browser/chromeos/login/new_user_view.h',
-        'browser/chromeos/login/owner_manager.cc',
-        'browser/chromeos/login/owner_manager.h',
+        'browser/chromeos/login/owner_key_utils.cc',
+        'browser/chromeos/login/owner_key_utils.h',
         'browser/chromeos/login/password_changed_view.cc',
         'browser/chromeos/login/password_changed_view.h',
         'browser/chromeos/login/registration_screen.cc',