Splitting the concept of UMA consent, and should UMA report.

chromecast/browser/metrics/cast_metrics_service_client.h

Index: chromecast/browser/metrics/cast_metrics_service_client.h
diff --git a/chromecast/browser/metrics/cast_metrics_service_client.h b/chromecast/browser/metrics/cast_metrics_service_client.h
index af88142c7f8be187ec02187a54f7417dbb705afa..73a536ecbede1ece341463e01324bbd3424b91c9 100644
--- a/chromecast/browser/metrics/cast_metrics_service_client.h
+++ b/chromecast/browser/metrics/cast_metrics_service_client.h
@@ -25,6 +25,7 @@ class TaskRunner;
 
 namespace metrics {
 struct ClientInfo;
+class EnabledStateProvider;
 class MetricsService;
 class MetricsStateManager;
 }  // namespace metrics
@@ -88,6 +89,8 @@ class CastMetricsServiceClient : public ::metrics::MetricsServiceClient {
   std::string client_id() const { return client_id_; }
 
  private:
+  class CastEnabledStateProvider;

[Alexei Svitkine (slow), 2016/05/11 17:16:28]

Nit: Same comment as for Aw client - just make it implement this.

[jwd, 2016/05/11 18:31:38]

Done.

+
   CastMetricsServiceClient(base::TaskRunner* io_task_runner,
                            PrefService* pref_service,
                            net::URLRequestContextGetter* request_context);
@@ -112,6 +115,7 @@ class CastMetricsServiceClient : public ::metrics::MetricsServiceClient {
   const scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   std::unique_ptr<::metrics::MetricsStateManager> metrics_state_manager_;
   std::unique_ptr<::metrics::MetricsService> metrics_service_;
+  std::unique_ptr<::metrics::EnabledStateProvider> enabled_state_provider_;
   net::URLRequestContextGetter* const request_context_;
 
   DISALLOW_COPY_AND_ASSIGN(CastMetricsServiceClient);