Simplify prototype chain walk in hydrogen
Simplify prototype chain walk in hydrogen

Since we know that we're only encountering JSObjects, we can use the
faster GetPrototype() method to walk up the chain

BUG=none
R=verwaest@chromium.org
LOG=n

Review URL: https://codereview.chromium.org/321543002

git-svn-id: f98b9d40cb02301bc76fa9e1b46ee668158567fd@21718 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh,UniversalFuture/moosh