Add windows-only note to several API functions in the documentation
Add windows-only note to several API functions in the documentation

R=bruening@google.com
BUG=

Review URL: https://codereview.appspot.com/119250046

SVN-Revision: 2728

sigma-random/dynamorio,sigma-random/dynamorio,bl4ckic3/dynamorio,code4bones/dynamorio,daksunt/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,AmesianX/dynamorio,code4bones/dynamorio,bl4ckic3/dynamorio,sigma-random/dynamorio,AmesianX/dynamorio,bl4ckic3/dynamorio,code4bones/dynamorio,daksunt/dynamorio,sigma-random/dynamorio,daksunt/dynamorio,code4bones/dynamorio,daksunt/dynamorio,AmesianX/dynamorio,daksunt/dynamorio,bl4ckic3/dynamorio,code4bones/dynamorio,sigma-random/dynamorio,bl4ckic3/dynamorio