Increase tick interval for the android platform.

Fix a bug in the register allocator. (chromium:105112)

Fix handling of recompiling code. (chromium:105375, v8:1782)

Start incremental marking on idle notification. (v8:1458)

Build fixes for various platforms.

Various performance improvements.

git-svn-id: http://v8.googlecode.com/svn/trunk@10105 ce2b1a6d-e550-0410-aec6-3dcde31c8c00