Only allow automatic FrameScope types for FrameAndConstantPoolScope

In certain situations the PP register would be invalid in a FrameScope::Manual FrameAndConstantPoolScope

R=ulan@chromium.org

Review URL: https://codereview.chromium.org/214623002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@20387 ce2b1a6d-e550-0410-aec6-3dcde31c8c00