Clean up sparse_histogram.h header

components/infobars/core/infobar_container.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 "components/infobars/core/infobar_container.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/logging.h"
 #include "base/metrics/histogram_base.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/metrics/metrics_hashes.h"
-#include "base/metrics/sparse_histogram.h"
 #include "build/build_config.h"
 #include "components/infobars/core/infobar.h"
 #include "components/infobars/core/infobar_delegate.h"
 
 namespace infobars {
 
 InfoBarContainer::Delegate::~Delegate() {
 }
 
 InfoBarContainer::InfoBarContainer(Delegate* delegate)
@@ skipping 132 matching lines @@
   infobar->set_container(this);
   infobar->Show(animate);
 
   // Record the infobar being displayed.
   DCHECK_NE(InfoBarDelegate::INVALID, infobar->delegate()->GetIdentifier());
   UMA_HISTOGRAM_SPARSE_SLOWLY("InfoBar.Shown",
                               infobar->delegate()->GetIdentifier());
 }
 
 }  // namespace infobars