Updated the test not to raise TestNA error until final changes.

BUG=chromium:709134
TEST=Tested on Guado

 Changes to be committed:
	modified:   enterprise_CFM_USBPeripheralHotplugDetect.py

Change-Id: Ieb99bb0a2784a95841ab9604d1a4bb9795f225fc
Reviewed-on: https://chromium-review.googlesource.com/505205
Tested-by: Dinesh Kumar Sunkara <dsunkara@chromium.org>
Tested-by: Harpreet Grewal <harpreet@chromium.org>
Reviewed-by: Harpreet Grewal <harpreet@chromium.org>
Commit-Queue: Harpreet Grewal <harpreet@chromium.org>
Trybot-Ready: Harpreet Grewal <harpreet@chromium.org>
diff --git a/server/site_tests/enterprise_CFM_USBPeripheralHotplugDetect/enterprise_CFM_USBPeripheralHotplugDetect.py b/server/site_tests/enterprise_CFM_USBPeripheralHotplugDetect/enterprise_CFM_USBPeripheralHotplugDetect.py
index 5fe7727..63f6fa6 100644
--- a/server/site_tests/enterprise_CFM_USBPeripheralHotplugDetect/enterprise_CFM_USBPeripheralHotplugDetect.py
+++ b/server/site_tests/enterprise_CFM_USBPeripheralHotplugDetect/enterprise_CFM_USBPeripheralHotplugDetect.py
@@ -297,4 +297,4 @@
                                  (peripherals_diff, int(self.no_of_crashes),
                                  crash_identified_at))
         if self.crashes_list:
-            raise error.TestNAError(crash_identified_at)
+            logging.info(crash_identified_at)