Version 3.29.59 (based on bleeding_edge revision r23884)

Do not use wide reads in CopyCharsUnsigned (Chromium issue 412967).

Fix inaccurate type condition in Hydrogen (Chromium issue 412210).

Fix crash in ScriptDebugServer::wrapCallFrames (Chromium issue 411196).

Performance and stability improvements on all platforms.

git-svn-id: https://v8.googlecode.com/svn/trunk@23887 ce2b1a6d-e550-0410-aec6-3dcde31c8c00