Move HashMetricName to base namespace.

chrome/browser/about_flags.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 "chrome/browser/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/feature_list.h"
 #include "base/memory/singleton.h"
+#include "base/metrics/metrics_hashes.h"
 #include "base/metrics/sparse_histogram.h"
 #include "base/stl_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/values.h"
 #include "cc/base/switches.h"
 #include "chrome/common/channel_info.h"
 #include "chrome/common/chrome_content_client.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/grit/chromium_strings.h"
 #include "chrome/grit/generated_resources.h"
 #include "chrome/grit/google_chrome_strings.h"
 #include "components/autofill/core/common/autofill_switches.h"
 #include "components/browser_sync/common/browser_sync_switches.h"
 #include "components/cloud_devices/common/cloud_devices_switches.h"
 #include "components/data_reduction_proxy/core/common/data_reduction_proxy_switches.h"
 #include "components/dom_distiller/core/dom_distiller_switches.h"
 #include "components/enhanced_bookmarks/enhanced_bookmark_switches.h"
 #include "components/flags_ui/feature_entry_macros.h"
 #include "components/flags_ui/flags_storage.h"
 #include "components/flags_ui/flags_ui_switches.h"
-#include "components/metrics/metrics_hashes.h"
 #include "components/nacl/common/nacl_switches.h"
 #include "components/offline_pages/offline_page_switches.h"
 #include "components/omnibox/browser/omnibox_switches.h"
 #include "components/password_manager/core/common/password_manager_switches.h"
 #include "components/proximity_auth/switches.h"
 #include "components/search/search_switches.h"
 #include "components/signin/core/common/signin_switches.h"
 #include "components/sync_driver/sync_driver_switches.h"
 #include "components/tracing/tracing_switches.h"
 #include "components/version_info/version_info.h"
@@ skipping 2174 matching lines @@
   }
   // Since flag metrics are recorded every startup, add a tick so that the
   // stats can be made meaningful.
   if (flags.size())
     content::RecordAction(base::UserMetricsAction("AboutFlags_StartupTick"));
   content::RecordAction(base::UserMetricsAction("StartupTick"));
 }
 
 base::HistogramBase::Sample GetSwitchUMAId(const std::string& switch_name) {
   return static_cast<base::HistogramBase::Sample>(
-      metrics::HashMetricName(switch_name));
+      base::HashMetricName(switch_name));
 }
 
 void ReportCustomFlags(const std::string& uma_histogram_hame,
                        const std::set<std::string>& command_line_difference) {
   for (const std::string& flag : command_line_difference) {
     int uma_id = about_flags::testing::kBadSwitchFormatHistogramId;
     if (base::StartsWith(flag, "--", base::CompareCase::SENSITIVE)) {
       // Skip '--' before switch name.
       std::string switch_name(flag.substr(2));
 
@@ skipping 21 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags