Compute the absolute path containing the o3dConverter tool for the case where it is being run from the current working directory and "." is not on the PATH.
Compute the absolute path containing the o3dConverter tool for the
case where it is being run from the current working directory and "."
is not on the PATH.

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/1896001

git-svn-id: http://src.chromium.org/svn/trunk/src@46294 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 8f22ed4ead3ae6479ebbc416da332dcc3a547b02
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser