[sql] Initialize StatisticsRecorder in SQLTestSuite.

sql/test/sql_test_suite.cc

Index: sql/test/sql_test_suite.cc
diff --git a/sql/test/sql_test_suite.cc b/sql/test/sql_test_suite.cc
index bfda3a0c448a69c03d0fd4ed079c160fa6cc24a5..0dace7419a0b9436386005e8f92aff2a81a5bae6 100644
--- a/sql/test/sql_test_suite.cc
+++ b/sql/test/sql_test_suite.cc
@@ -4,6 +4,7 @@
 
 #include "sql/test/sql_test_suite.h"
 
+#include "base/metrics/statistics_recorder.h"
 #include "sql/test/paths.h"
 
 namespace sql {
@@ -15,6 +16,12 @@ SQLTestSuite::~SQLTestSuite() {}
 
 void SQLTestSuite::Initialize() {
   base::TestSuite::Initialize();
+
+  // Initialize the histograms subsystem, so that any histograms hit in tests
+  // are correctly registered with the statistics recorder and can be queried
+  // by tests.
+  base::StatisticsRecorder::Initialize();
+
   sql::test::RegisterPathProvider();
 }