Clean up sparse_histogram.h header

chromecast/browser/metrics/cast_stability_metrics_provider.cc

 // 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.
 
 #include "chromecast/browser/metrics/cast_stability_metrics_provider.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "base/metrics/histogram.h"
-#include "base/metrics/sparse_histogram.h"
+#include "base/metrics/histogram_macros.h"
 #include "chromecast/base/pref_names.h"
 #include "chromecast/browser/cast_browser_process.h"
 #include "chromecast/browser/metrics/cast_metrics_service_client.h"
 #include "components/metrics/metrics_service.h"
 #include "components/metrics/proto/system_profile.pb.h"
 #include "components/prefs/pref_registry_simple.h"
 #include "components/prefs/pref_service.h"
 #include "content/public/browser/child_process_data.h"
 #include "content/public/browser/navigation_controller.h"
 #include "content/public/browser/notification_service.h"
@@ skipping 161 matching lines @@
     IncrementPrefValue(prefs::kStabilityRendererFailedLaunchCount);
   }
 }
 
 void CastStabilityMetricsProvider::LogRendererHang() {
   IncrementPrefValue(prefs::kStabilityRendererHangCount);
 }
 
 }  // namespace metrics
 }  // namespace chromecast