Change includes of histogram.h to histogram_macros.h.

content/browser/download/download_stats.cc

 // Copyright (c) 2012 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 "content/browser/download/download_stats.h"
 
 #include "base/macros.h"
-#include "base/metrics/histogram.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/strings/string_util.h"
 #include "content/browser/download/download_resource_handler.h"
 #include "content/public/browser/download_interrupt_reasons.h"
 #include "net/http/http_content_disposition.h"
 
 namespace content {
 
 namespace {
 
@@ skipping 750 matching lines @@
                                    int state) {
   if (is_partial)
     UMA_HISTOGRAM_ENUMERATION("Download.OriginStateOnPartialResumption", state,
                               ORIGIN_STATE_ON_RESUMPTION_MAX);
   else
     UMA_HISTOGRAM_ENUMERATION("Download.OriginStateOnFullResumption", state,
                               ORIGIN_STATE_ON_RESUMPTION_MAX);
 }
 
 }  // namespace content