Remove kDistroDict from Preferences.

chrome/browser/chrome_browser_main.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/chrome_browser_main.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <set>
@@ skipping 1723 matching lines @@
     BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
         base::Bind(&NetworkProfileBubble::CheckNetworkProfile,
                    profile_->GetPath()));
   }
 #endif  // defined(OS_WIN)
 
 #if BUILDFLAG(ENABLE_RLZ) && !defined(OS_CHROMEOS)
   // Init the RLZ library. This just binds the dll and schedules a task on the
   // file thread to be run sometime later. If this is the first run we record
   // the installation event.
-  PrefService* pref_service = profile_->GetPrefs();
-  int ping_delay = first_run::IsChromeFirstRun() ? master_prefs_->ping_delay :
-      pref_service->GetInteger(first_run::GetPingDelayPrefName().c_str());
+  int ping_delay =
+      profile_->GetPrefs()->GetInteger(prefs::kRlzPingDelaySeconds);
   // Negative ping delay means to send ping immediately after a first search is
   // recorded.
   rlz::RLZTracker::SetRlzDelegate(
       base::WrapUnique(new ChromeRLZTrackerDelegate));
   rlz::RLZTracker::InitRlzDelayed(
       first_run::IsChromeFirstRun(), ping_delay < 0,
-      base::TimeDelta::FromMilliseconds(abs(ping_delay)),
+      base::TimeDelta::FromSeconds(abs(ping_delay)),
       ChromeRLZTrackerDelegate::IsGoogleDefaultSearch(profile_),
       ChromeRLZTrackerDelegate::IsGoogleHomepage(profile_),
       ChromeRLZTrackerDelegate::IsGoogleInStartpages(profile_));
 #endif  // BUILDFLAG(ENABLE_RLZ) && !defined(OS_CHROMEOS)
 
   // Configure modules that need access to resources.
   net::NetModule::SetResourceProvider(chrome_common_net::NetResourceProvider);
   media::SetLocalizedStringProvider(
       chrome_common_media::LocalizedStringProvider);
 
@@ skipping 348 matching lines @@
   chromeos::CrosSettings::Shutdown();
 #endif  // defined(OS_CHROMEOS)
 #endif  // defined(OS_ANDROID)
 }
 
 // Public members:
 
 void ChromeBrowserMainParts::AddParts(ChromeBrowserMainExtraParts* parts) {
   chrome_extra_parts_.push_back(parts);
 }