[Metrics] Move Windows-specific CountBrowserCrashDumpAttempts() out of MetricsService

chrome/browser/metrics/chrome_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 CHROME_BROWSER_METRICS_CHROME_METRICS_SERVICE_CLIENT_H_
 #define CHROME_BROWSER_METRICS_CHROME_METRICS_SERVICE_CLIENT_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 46 matching lines @@
   // user is performing work. This is useful to allow some features to sleep,
   // until the machine becomes active, such as precluding UMA uploads unless
   // there was recent activity.
   void RegisterForNotifications();
 
   // content::NotificationObserver:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
+#if defined(OS_WIN)
+  // Counts (and removes) the browser crash dump attempt signals left behind by
+  // any previous browser processes which generated a crash dump.
+  void CountBrowserCrashDumpAttempts();
+#endif  // OS_WIN
+
   base::ThreadChecker thread_checker_;
 
   // The MetricsService that |this| is a client of. Weak pointer.
   MetricsService* service_;
 
   content::NotificationRegistrar registrar_;
 
   NetworkStatsUploader network_stats_uploader_;
 
   // Saved callback received from CollectFinalMetrics().
   base::Closure collect_final_metrics_done_callback_;
 
   // Indicates that collect final metrics step is running.
   bool waiting_for_collect_final_metrics_step_;
 
   // Number of async histogram fetch requests in progress.
   int num_async_histogram_fetches_in_progress_;
 
   base::WeakPtrFactory<ChromeMetricsServiceClient> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ChromeMetricsServiceClient);
 };
 
 #endif  // CHROME_BROWSER_METRICS_CHROME_METRICS_SERVICE_CLIENT_H_