Fix relative include path in cctest helper.

R=titzer@chromium.org

Review URL: https://codereview.chromium.org/431623002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22714 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Fix references to GenericNode::Type that should be templatized

R=mstarzinger@chromium.org, mstarzinger
BUG=

Review URL: https://codereview.chromium.org/428233003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22715 ce2b1a6d-e550-0410-aec6-3dcde31c8c00