Version 3.22.7

Debug: Allow stepping into on a given call frame (Chromium issue 296963).

Always use timeGetTime() for TimeTicks::Now() on Windows (Chromium issue 288924).

Performance and stability improvements on all platforms.

git-svn-id: https://v8.googlecode.com/svn/trunk@17097 ce2b1a6d-e550-0410-aec6-3dcde31c8c00