[NaCl AddIn] Update location of PNaCl executables.

This changed with pepper_30 but the addin was not updated.

R=binji@chromium.org

Review URL: https://codereview.chromium.org/66333012

git-svn-id: https://nativeclient-sdk.googlecode.com/svn/trunk/src@1565 050acbb0-2703-11df-ab0a-9f3f633ae91d
3 files changed