Chromecast: adds class to help record complex histograms.

chromecast/browser/cast_browser_process.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_CAST_BROWSER_PROCESS_H_
 #define CHROMECAST_BROWSER_CAST_BROWSER_PROCESS_H_
 
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 
@@ skipping 19 matching lines @@
   // Gets the global instance of CastBrowserProcess. Does not create lazily and
   // assumes the instance already exists.
   static CastBrowserProcess* GetInstance();
 
   CastBrowserProcess();
   virtual ~CastBrowserProcess();
 
   void SetBrowserContext(CastBrowserContext* browser_context);
   void SetCastService(CastService* cast_service);
   void SetRemoteDebuggingServer(RemoteDebuggingServer* remote_debugging_server);
+  void SetMetricsHelper(metrics::CastMetricsHelper* metrics_helper);
   void SetMetricsServiceClient(
       metrics::CastMetricsServiceClient* metrics_service_client);
 #if defined(OS_ANDROID)
   void SetCrashDumpManager(breakpad::CrashDumpManager* crash_dump_manager);
 #endif  // defined(OS_ANDROID)
 
   CastBrowserContext* browser_context() const { return browser_context_.get(); }
   CastService* cast_service() const { return cast_service_.get(); }
   metrics::CastMetricsServiceClient* metrics_service_client() const {
     return metrics_service_client_.get();
   }
 
  private:
   scoped_ptr<CastBrowserContext> browser_context_;
+  scoped_ptr<metrics::CastMetricsHelper> metrics_helper_;
   scoped_ptr<metrics::CastMetricsServiceClient> metrics_service_client_;
   scoped_ptr<RemoteDebuggingServer> remote_debugging_server_;
 #if defined(OS_ANDROID)
   scoped_ptr<breakpad::CrashDumpManager> crash_dump_manager_;
 #endif  // defined(OS_ANDROID)
 
   // Note: CastService must be destroyed before others.
   scoped_ptr<CastService> cast_service_;
 
   DISALLOW_COPY_AND_ASSIGN(CastBrowserProcess);
 };
 
 }  // namespace shell
 }  // namespace chromecast
 
 #endif  // CHROMECAST_BROWSER_CAST_BROWSER_PROCESS_H_