Add a minimum byte count to metrics log serialization

chrome/browser/metrics/metrics_log_serializer.h

Index: chrome/browser/metrics/metrics_log_serializer.h
diff --git a/chrome/browser/metrics/metrics_log_serializer.h b/chrome/browser/metrics/metrics_log_serializer.h
index 9a1e630415015ac855101cc519c9a675da161096..feb407b485f575150fa3ceab05534df67c2b83b8 100644
--- a/chrome/browser/metrics/metrics_log_serializer.h
+++ b/chrome/browser/metrics/metrics_log_serializer.h
@@ -52,7 +52,7 @@ class MetricsLogSerializer : public MetricsLogManager::LogSerializer {
   static void WriteLogsToPrefList(
       const std::vector<MetricsLogManager::SerializedLog>& local_list,
       bool is_xml,
-      size_t max_list_size,
+      size_t max_bytes,
       base::ListValue* list);
 
   // Decodes and verifies the textual log data from |list|, populating
@@ -66,6 +66,8 @@ class MetricsLogSerializer : public MetricsLogManager::LogSerializer {
   FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, EmptyLogList);
   FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, SingleElementLogList);
   FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, OverLimitLogList);
+  FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, OverLimitIndividualLog);
+  FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, OverLimitAllLogs);
   FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, SmallRecoveredListSize);
   FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, RemoveSizeFromLogList);
   FRIEND_TEST_ALL_PREFIXES(MetricsLogSerializerTest, CorruptSizeOfLogList);