This should stop the random hangs due to chrome/app/chrome_dll_main.cc(616)] Check failed: PathService::Override(chrome::DIR_USER_DATA, user_data_dir)??
This should stop the random hangs due to chrome/app/chrome_dll_main.cc(616)] Check failed: PathService::Override(chrome::DIR_USER_DATA, user_data_dir)??

Revert 41369 - Linux: Pass userdatadir to the Zygote.

BUG=none
TEST=On Linux, "chrome enablelogging userdatadir=/tmp/foobar" writes renderer logs to chrome_debug.log in /tmp/foobar rather than in $XDG_CONFIG_HOME.
Review URL: http://codereview.chromium.org/885003

TBR=thestig@chromium.org

Review URL: http://codereview.chromium.org/848009

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@41518 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser