Make the scirpt runnable from the src/examples directory only.  It used to require running from src/examples, but the SDK does not have a src dir in it.
Make the scirpt runnable from the src/examples directory only.  It used to
require running from src/examples, but the SDK does not have a src dir in it.

Review URL: http://codereview.chromium.org/979006

git-svn-id: e22621a84199d42b34715cdc089545aeedbbf23f@26 050acbb0-2703-11df-ab0a-9f3f633ae91d

sbc100/nativeclient-sdk,sbc100/nativeclient-sdk,sbc100/nativeclient-sdk,sbc100/nativeclient-sdk,sbc100/nativeclient-sdk,sbc100/nativeclient-sdk,sbc100/nativeclient-sdk