Fix build.
Fix build.

Change-Id: Iac14b769335d0d488dde60c2ebebf7b7eb13eeac
Reviewed-on: http://gerrit.chromium.org/gerrit/551
Reviewed-by: Stéphane Marchesin <e16f69845633a0cf74affe1e5a677caa6296c937@chromium.org>
Tested-by: Stéphane Marchesin <e16f69845633a0cf74affe1e5a677caa6296c937@chromium.org>

joshfire/chromiumos-platform-window_manager,joshfire/chromiumos-platform-window_manager,joshfire/chromiumos-platform-window_manager,joshfire/chromiumos-platform-window_manager