Version 3.30.3 (based on bleeding_edge revision r24397)

Removed the Isolate* field from literal nodes (Chromium issue 417697).

Squeeze the layout of expression nodes a bit (Chromium issue 417697).

Merged FeedbackSlotInterface into AstNode, removing the need for a 2nd vtable (Chromium issue 417697).

Extend CPU profiler with mapping ticks to source lines.

Remove support for parallel sweeping.

Introduce v8::Object::GetIsolate().

Performance and stability improvements on all platforms.

git-svn-id: http://v8.googlecode.com/svn/trunk@24398 ce2b1a6d-e550-0410-aec6-3dcde31c8c00