Version 3.21.1

Promoted ArrayBuffer, DataView and typed arrays to non-experimental. (Chromium issue 270527)

Replaced OS::MemCopy with memcpy in typed array initialization. (Chromium issue 270642)

Moved i18n break iterator C++ code to runtime (issue 2745)

Fixed invalid out-of-bounds store in MacroAssembler::Allocate. (Chromium issue 263515)

Fixed register misuse in Allocate() on ARM. (issue 2851)

Fixed empty handle dereference in Runtime_InternalNumberFormat. (Chromium issue 275467)

Performance and stability improvements on all platforms.

git-svn-id: https://v8.googlecode.com/svn/trunk@16257 ce2b1a6d-e550-0410-aec6-3dcde31c8c00