crash-reporter: Add rule to collect touch event log

We are having a daemon touch_noise_monitor which periodically dump
touch event logs to /var/log/touch_event.log. Adding this matching
rule to collect the logs.

BUG=chrome-os-partner:17244
TEST=Made fake touch event /var/log/touch_event.log and call
     /sbin/crash_reporter --udev=SUBSYSTEM=TouchEvent to generate
     crash report.

Change-Id: Ic2eaea021a3eef31f48c92688600171db961c09f
Reviewed-on: https://gerrit.chromium.org/gerrit/41325
Reviewed-by: Michael Krebs <mkrebs@chromium.org>
Commit-Queue: Yufeng Shen <miletus@chromium.org>
Tested-by: Yufeng Shen <miletus@chromium.org>
diff --git a/crash_reporter/crash_reporter_logs.conf b/crash_reporter/crash_reporter_logs.conf
index e166b88..0e233d9 100644
--- a/crash_reporter/crash_reporter_logs.conf
+++ b/crash_reporter/crash_reporter_logs.conf
@@ -45,6 +45,8 @@
 crash_reporter-udev-collection-change--i2c-cyapa:grep cyapa /var/log/messages
 # When touch device noise are detected, we collect relevant logs. (crosbug.com/p/16788)
 crash_reporter-udev-collection---TouchNoise:cat /var/log/touch_noise.log
+# Periodically collect touch event log for debugging (crosbug.com/p/17244)
+crash_reporter-udev-collection---TouchEvent:cat /var/log/touch_event.log
 # The following rules are only for testing purposes.
 crash_log_test:echo hello world
 crash_log_recursion_test:sleep 1 && /usr/local/autotest/tests/crash_log_recursion_test