Migrate chrome/browser files to histogram_macros.h includes.

chrome/browser/extensions/install_verifier.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/extensions/install_verifier.h"
 
 #include <algorithm>
 #include <string>
 #include <utility>
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/metrics/field_trial.h"
-#include "base/metrics/histogram.h"
+#include "base/metrics/histogram_macros.h"
 #include "base/stl_util.h"
 #include "base/trace_event/trace_event.h"
 #include "build/build_config.h"
 #include "chrome/browser/extensions/extension_management.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/install_signer.h"
 #include "chrome/browser/extensions/install_verifier_factory.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/prefs/pref_service.h"
@@ skipping 645 matching lines @@
 ScopedInstallVerifierBypassForTest::~ScopedInstallVerifierBypassForTest() {
   g_bypass_for_test = old_value_;
 }
 
 // static
 bool ScopedInstallVerifierBypassForTest::ShouldBypass() {
   return g_bypass_for_test;
 }
 
 }  // namespace extensions