fix page view controller and action logging in rails 3

test plan:
* enable page views in rails 3
* using the api, retrieve the page views for a user
* the 'controller' and 'action' fields should not be null

fixes #CNVS-13769

Change-Id: I19748f0f4bb455c8932283adf2a04b2f7d445554
Reviewed-on: https://gerrit.instructure.com/36886
Reviewed-by: Cody Cutrer <cody@instructure.com>
Tested-by: Jenkins <jenkins@instructure.com>
Product-Review: James Williams  <jamesw@instructure.com>
QA-Review: James Williams  <jamesw@instructure.com>