Delete code corresponding to old UMA prefs.

chromecast/browser/metrics/cast_metrics_service_client.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 "chromecast/browser/metrics/cast_metrics_service_client.h"
 
 #include "base/command_line.h"
 #include "base/guid.h"
 #include "base/i18n/rtl.h"
 #include "base/prefs/pref_service.h"
 #include "base/thread_task_runner_handle.h"
 #include "chromecast/base/chromecast_switches.h"
 #include "chromecast/browser/metrics/cast_stability_metrics_provider.h"
 #include "chromecast/browser/metrics/platform_metrics_providers.h"
 #include "chromecast/common/pref_names.h"
 #include "components/metrics/client_info.h"
 #include "components/metrics/gpu/gpu_metrics_provider.h"
 #include "components/metrics/metrics_pref_names.h"

[gunsch, 2015/05/29 20:14:30]

I think you can remove this include now, too

[Alexei Svitkine (slow), 2015/05/29 20:31:49]

Done.

 #include "components/metrics/metrics_provider.h"
 #include "components/metrics/metrics_service.h"
 #include "components/metrics/metrics_state_manager.h"
 #include "components/metrics/net/net_metrics_log_uploader.h"
 #include "components/metrics/net/network_metrics_provider.h"
 #include "components/metrics/profiler/profiler_metrics_provider.h"
 #include "components/metrics/url_constants.h"
 #include "content/public/common/content_switches.h"
 
 #if defined(OS_LINUX)
 #include "chromecast/browser/metrics/external_metrics.h"
 #endif  // defined(OS_LINUX)
 
 namespace chromecast {
 namespace metrics {
 
 namespace {
+
 const int kStandardUploadIntervalMinutes = 5;
+
+const char kMetricsOldClientID[] = "user_experience_metrics.client_id";
+
 }  // namespace
 
 // static
 scoped_ptr<CastMetricsServiceClient> CastMetricsServiceClient::Create(
     base::TaskRunner* io_task_runner,
     PrefService* pref_service,
     net::URLRequestContextGetter* request_context) {
   return make_scoped_ptr(new CastMetricsServiceClient(io_task_runner,
                                                       pref_service,
                                                       request_context));
@@ skipping 226 matching lines @@
 #endif  // defined(OS_LINUX)
   metrics_service_->Stop();
 }
 
 bool CastMetricsServiceClient::IsReportingEnabled() {
   return PlatformIsReportingEnabled(cast_service_);
 }
 
 }  // namespace metrics
 }  // namespace chromecast