Win32 build fix

TBR=rossberg@chromium.org

BUG=

Review URL: https://codereview.chromium.org/13140009

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@14093 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
Canonicalize NaNs on store to Fast(Float|Double) arrays
Also treat holey NaN coming from external float/double arrays correctly

BUG=2596

Review URL: https://codereview.chromium.org/12918028

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@14094 ce2b1a6d-e550-0410-aec6-3dcde31c8c00