Remove check for empty handle for CodeGenerator::MakeCodeEpilogue.

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/22840002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16209 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Handlify Accessors::FunctionSetPrototype method.

R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/23280004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@16210 ce2b1a6d-e550-0410-aec6-3dcde31c8c00