Version 3.17.11

Added a version of the v8::HandleScope constructor with an v8::Isolate parameter and made AdjustAmountOfExternalAllocatedMemory an instance method of v8::Isolate. (issue 2487)

Fixed two register allocator bugs (off-by-one error/failure propagation). (issue 2576)

Fixed huge heap snapshot when a heavily shared context has many variables. (Chromium issue 145687)

Performance and stability improvements on all platforms.

git-svn-id: https://v8.googlecode.com/svn/trunk@13956 ce2b1a6d-e550-0410-aec6-3dcde31c8c00