metrics: make metrics library also use /var/lib/metrics/uma-events

I missed this when I changed the location used by the metrics
daemon.

BUG=chromium:447256
TEST=none
BRANCH=none

Change-Id: Ie964abb70911bcdc79993b62a066ea77f65acfa5
Reviewed-on: https://chromium-review.googlesource.com/261463
Tested-by: Luigi Semenzato <semenzato@chromium.org>
Reviewed-by: Dan Erat <derat@chromium.org>
Commit-Queue: Luigi Semenzato <semenzato@chromium.org>
diff --git a/metrics/metrics_daemon_test.cc b/metrics/metrics_daemon_test.cc
index abf8e41..a282bff 100644
--- a/metrics/metrics_daemon_test.cc
+++ b/metrics/metrics_daemon_test.cc
@@ -47,7 +47,7 @@
 static const char kFakeScalingMaxFreqPath[] = "fake-scaling-max-freq";
 static const char kFakeCpuinfoMaxFreqPath[] = "fake-cpuinfo-max-freq";
 static const char kMetricsServer[] = "https://clients4.google.com/uma/v2";
-static const char kMetricsFilePath[] = "/var/run/metrics/uma-events";
+static const char kMetricsFilePath[] = "/var/lib/metrics/uma-events";
 
 class MetricsDaemonTest : public testing::Test {
  protected:
diff --git a/metrics/metrics_library.cc b/metrics/metrics_library.cc
index 5088cae..b641528 100644
--- a/metrics/metrics_library.cc
+++ b/metrics/metrics_library.cc
@@ -19,7 +19,7 @@
 #include "policy/device_policy.h"
 
 static const char kAutotestPath[] = "/var/log/metrics/autotest-events";
-static const char kUMAEventsPath[] = "/var/run/metrics/uma-events";
+static const char kUMAEventsPath[] = "/var/lib/metrics/uma-events";
 static const char kConsentFile[] = "/home/chronos/Consent To Send Stats";
 static const char kCrosEventHistogramName[] = "Platform.CrOSEvent";
 static const int kCrosEventHistogramMax = 100;