shill: cellular: Add Network.Shill.Cellular.FailureReason.
BUG=chromium-os:38422
TEST=Unit tests, Manually verify user action is in
/mnt/stateful_partition/encrypted/var/log/metrics/uma-events
Change-Id: I07e71f08b136581237233c9f29c8dd0c6d2db80e
Reviewed-on: https://gerrit.chromium.org/gerrit/42429
Reviewed-by: Ben Chan <benchan@chromium.org>
Commit-Queue: Thieu Le <thieule@chromium.org>
Tested-by: Thieu Le <thieule@chromium.org>
diff --git a/metrics.h b/metrics.h
index 57c1ce7..7bec934 100644
--- a/metrics.h
+++ b/metrics.h
@@ -278,6 +278,7 @@
// Cellular specific statistics.
static const char kMetricCellularDrop[];
+ static const char kMetricCellularFailureReason[];
static const char kMetricCellularSignalStrengthBeforeDrop[];
static const int kMetricCellularSignalStrengthBeforeDropMax;
static const int kMetricCellularSignalStrengthBeforeDropMin;
@@ -409,6 +410,9 @@
void NotifyCellularDeviceDrop(const std::string &network_technology,
uint16 signal_strength);
+ // Notifies this object about a cellular device failure code.
+ void NotifyCellularDeviceFailure(const Error &error);
+
// Sends linear histogram data to UMA.
virtual bool SendEnumToUMA(const std::string &name, int sample, int max);