Move code in components/safe_browsing_db and chrome/browser/s_b/ under the safe_browsing namespace.

chrome/browser/metrics/chrome_metrics_services_manager_client.cc

 // Copyright 2015 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/metrics/chrome_metrics_services_manager_client.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
@@ skipping 55 matching lines @@
 net::URLRequestContextGetter*
 ChromeMetricsServicesManagerClient::GetURLRequestContext() {
   return g_browser_process->system_request_context();
 }
 
 bool ChromeMetricsServicesManagerClient::IsSafeBrowsingEnabled(
     const base::Closure& on_update_callback) {
   // Start listening for updates to SB service state. This is done here instead
   // of in the constructor to avoid errors from trying to instantiate SB
   // service before the IO thread exists.
-  SafeBrowsingService* sb_service = g_browser_process->safe_browsing_service();
+  safe_browsing::SafeBrowsingService* sb_service =
+      g_browser_process->safe_browsing_service();
   if (!sb_state_subscription_ && sb_service) {
     // It is safe to pass the callback received from the
     // MetricsServicesManager here since the MetricsServicesManager owns
     // this object, which owns the sb_state_subscription_, which owns the
     // pointer to the MetricsServicesManager.
     sb_state_subscription_ =
         sb_service->RegisterStateCallback(on_update_callback);
   }
 
   return sb_service && sb_service->enabled_by_prefs();
@@ skipping 15 matching lines @@
   if (!metrics_state_manager_) {
     metrics_state_manager_ = metrics::MetricsStateManager::Create(
         local_state_,
         base::Bind(
             &ChromeMetricsServiceAccessor::IsMetricsAndCrashReportingEnabled),
         base::Bind(&PostStoreMetricsClientInfo),
         base::Bind(&GoogleUpdateSettings::LoadMetricsClientInfo));
   }
   return metrics_state_manager_.get();
 }