Make other angle targets compile on Win64 Addendum to https://codereview.appspot.com/7011048/ BUG=391, chromium:166496, chromium:167187 Landing for jschuh Original patch: https://codereview.appspot.com/7075044/ Review URL: https://codereview.appspot.com/7190044 git-svn-id: https://angleproject.googlecode.com/svn/branches/dx11proto@1781 736b8ea6-26fd-11df-bfd4-992fa37f6226