Reduce plugin_metrics_provider_ usage in MetricsService

components/metrics/metrics_provider.h

Index: components/metrics/metrics_provider.h
diff --git a/components/metrics/metrics_provider.h b/components/metrics/metrics_provider.h
index 001e66a42c6330f55a673840983bf24570454c97..acd1607557e0e8b872a3c79ea16a28b15084adf6 100644
--- a/components/metrics/metrics_provider.h
+++ b/components/metrics/metrics_provider.h
@@ -44,6 +44,9 @@ class MetricsProvider {
   virtual void ProvideGeneralMetrics(
       ChromeUserMetricsExtension* uma_proto) {}
 
+  // TODO(asvitkine): Remove this method. crbug.com/379148

[Ilya Sherman, 2014/05/30 23:12:28]

nit: Please prepend "http://" to the URL, to make it more likely to be linkified
in editors.

[blundell, 2014/06/01 14:02:17]

Done.

+  virtual void RecordCurrentState() {}
+
  private:
   DISALLOW_COPY_AND_ASSIGN(MetricsProvider);
 };