Comment 2 for bug 1329286

If this is of any help I'm adding the output from the terminal:

user@Lap:~$ chromium-browser
ATTENTION: default value of option force_s3tc_enable overridden by environment.
[2135:2135:0612/130118:ERROR:sandbox_linux.cc(268)] InitializeSandbox() called with multiple threads in process gpu-process
[2096:2096:0612/130119:ERROR:desktop_window_tree_host_x11.cc(683)] Not implemented reached in virtual void views::DesktopWindowTreeHostX11::InitModalType(ui::ModalType)