Chromecast: adds handler to log metrics from external processes.

chromecast/browser/metrics/cast_metrics_service_client.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROMECAST_BROWSER_METRICS_CAST_METRICS_SERVICE_CLIENT_H_
 #define CHROMECAST_BROWSER_METRICS_CAST_METRICS_SERVICE_CLIENT_H_
 
 #include <string>
 
 #include "base/macros.h"
@@ skipping 12 matching lines @@
 class MetricsService;
 class MetricsStateManager;
 }  // namespace metrics
 
 namespace net {
 class URLRequestContextGetter;
 }  // namespace net
 
 namespace chromecast {
 namespace metrics {
+class ExternalMetrics;
 
 class CastMetricsServiceClient : public ::metrics::MetricsServiceClient {
  public:
   virtual ~CastMetricsServiceClient();
 
   static CastMetricsServiceClient* Create(
       base::TaskRunner* io_task_runner,
       PrefService* pref_service,
       net::URLRequestContextGetter* request_context);
 
@@ skipping 19 matching lines @@
 
  private:
   CastMetricsServiceClient(
       base::TaskRunner* io_task_runner,
       PrefService* pref_service,
       net::URLRequestContextGetter* request_context);
 
   // Returns whether or not metrics reporting is enabled.
   bool IsReportingEnabled();
 
+#if defined(OS_LINUX)
+  scoped_ptr<ExternalMetrics> external_metrics_;
+#endif  // defined(OS_LINUX)
   scoped_ptr< ::metrics::MetricsStateManager> metrics_state_manager_;
   scoped_ptr< ::metrics::MetricsService> metrics_service_;
   scoped_refptr<base::MessageLoopProxy> metrics_service_loop_;
   net::URLRequestContextGetter* request_context_;
 
   DISALLOW_COPY_AND_ASSIGN(CastMetricsServiceClient);
 };
 
 }  // namespace metrics
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_METRICS_CAST_METRICS_SERVICE_CLIENT_H_