Remove unused |first_run| parameter in ImporterHost::CheckForFirefoxLock() which results in a cascade of unused parameter removal.

This is a precursor CL to https://codereview.chromium.org/12670013/

TBR=ben@chromium.org
BUG=219419

Review URL: https://chromiumcodereview.appspot.com/14316007

git-svn-id: http://src.chromium.org/svn/trunk/src/chrome/test/pyautolib@196209 4ff67af0-8c30-449e-8e8b-ad334ec8d88c
1 file changed