Fix "unreachable code" warnings (MSVC warning 4702) in a PPAPI test.

We can't convert preprocessor defines into unconditional early-returns.  Instead
make these functions simply do nothing when DISABLE_NACL is on.

BUG=346399
TEST=none
R=dmichael@chromium.org

Review URL: https://codereview.chromium.org/209183003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@258971 0039d316-1c4b-4281-b951-d872f2087c98
1 file changed