Set a "metrics_client_id" crash key instead of "guid" on Mac OS X

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 33 matching lines @@
   static scoped_ptr<CastMetricsServiceClient> Create(
       base::TaskRunner* io_task_runner,
       PrefService* pref_service,
       net::URLRequestContextGetter* request_context);
 
   void Initialize(CastService* cast_service);
   void Finalize();
 
   // metrics::MetricsServiceClient implementation:
   void SetMetricsClientId(const std::string& client_id) override;
+  void OnRecordingDisabled() override;
   bool IsOffTheRecordSessionActive() override;
   int32_t GetProduct() override;
   std::string GetApplicationLocale() override;
   bool GetBrand(std::string* brand_code) override;
   ::metrics::SystemProfileProto::Channel GetChannel() override;
   std::string GetVersionString() override;
   void OnLogUploadComplete() override;
   void StartGatheringMetrics(const base::Closure& done_callback) override;
   void CollectFinalMetrics(const base::Closure& done_callback) override;
   scoped_ptr< ::metrics::MetricsLogUploader> CreateUploader(
@@ skipping 32 matching lines @@
   scoped_ptr< ::metrics::MetricsService> metrics_service_;
   net::URLRequestContextGetter* const request_context_;
 
   DISALLOW_COPY_AND_ASSIGN(CastMetricsServiceClient);
 };
 
 }  // namespace metrics
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_METRICS_CAST_METRICS_SERVICE_CLIENT_H_