Migrate chrome/browser files to histogram_macros.h includes.

chrome/browser/safe_browsing/download_feedback.cc

 // Copyright 2013 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 "chrome/browser/safe_browsing/download_feedback.h"
 
 #include "base/bind.h"
 #include "base/files/file_util_proxy.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
-#include "base/metrics/histogram.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/task_runner.h"
 #include "chrome/common/safe_browsing/csd.pb.h"
 #include "content/public/browser/browser_thread.h"
 #include "net/base/net_errors.h"
 
 namespace safe_browsing {
 
 namespace {
 
 // This enum is used by histograms.  Do not change the ordering or remove items.
@@ skipping 190 matching lines @@
         new DownloadFeedbackImpl(request_context_getter, file_task_runner,
                                  file_path, ping_request, ping_response));
   }
   return DownloadFeedback::factory_->CreateDownloadFeedback(
         request_context_getter, file_task_runner, file_path, ping_request,
         ping_response);
 }
 
 }  // namespace safe_browsing