MIPS: Allow function inlining with context change.

Port r17019 (cd4b69cd)

BUG=
R=jkummerow@chromium.org, plind44@gmail.com

Review URL: https://codereview.chromium.org/25622003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17070 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Add a flag to print the time it takes to compile HydrogenCodeStubs.

BUG=
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/25693003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17071 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Add flag for printing the time it took to deserialize the snapshot.

BUG=
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/25695002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@17072 ce2b1a6d-e550-0410-aec6-3dcde31c8c00