Move kInstallDate from chrome/common/pref_names.h to components/metrics/metrics_pref_names.h

components/metrics/metrics_service_unittest.cc

Index: components/metrics/metrics_service_unittest.cc
diff --git a/components/metrics/metrics_service_unittest.cc b/components/metrics/metrics_service_unittest.cc
index 947fb4e42d9bb3fbc3ffbbf2cc561bc3443bacf0..694c45ae5ca588d942d1b29ce6d35562577786d9 100644
--- a/components/metrics/metrics_service_unittest.cc
+++ b/components/metrics/metrics_service_unittest.cc
@@ -161,7 +161,8 @@ TEST_F(MetricsServiceTest, InitialStabilityLogAfterCrash) {
   metrics::TestMetricsServiceClient client;
   TestMetricsLog log("client", 1, &client, GetLocalState());
   log.RecordEnvironment(std::vector<metrics::MetricsProvider*>(),
-                        std::vector<variations::ActiveGroupId>());
+                        std::vector<variations::ActiveGroupId>(),
+                        0);
 
   // Record stability build time and version from previous session, so that
   // stability metrics (including exited cleanly flag) won't be cleared.