Fix if statement to determine when to use runisolatedtest.py
Fix if statement to determine when to use runisolatedtest.py

BUG=

Review URL: https://chromiumcodereview.appspot.com/14188050

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@195253 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build