mesa compile fixes for Clang / VS2013

These functions are all defined in the standard library now,
and Clang warns about non-static declaration followed by static declaration.

R=scottmg@chromium.org
BUG=82385

Review URL: https://codereview.chromium.org/174153004/


git-svn-id: svn://svn.chromium.org/chrome/trunk/deps/third_party/mesa@252594 0039d316-1c4b-4281-b951-d872f2087c98
2 files changed