Require explicit selection of traits for LazyInstance

chrome/browser/extensions/install_signer.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_signer.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <utility>
 
@@ skipping 288 matching lines @@
 
   std::vector<std::string> ids = base::SplitString(
       value, ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
   return ExtensionIdSet(ids.begin(), ids.end());
 }
 
 namespace {
 
 static int g_request_count = 0;
 
-base::LazyInstance<base::TimeTicks> g_last_request_time =
+base::LazyInstance<base::TimeTicks>::DestructorAtExit g_last_request_time =
     LAZY_INSTANCE_INITIALIZER;
 
-base::LazyInstance<base::ThreadChecker> g_single_thread_checker =
-    LAZY_INSTANCE_INITIALIZER;
+base::LazyInstance<base::ThreadChecker>::DestructorAtExit
+    g_single_thread_checker = LAZY_INSTANCE_INITIALIZER;
 
 void LogRequestStartHistograms() {
   // Make sure we only ever call this from one thread, so that we don't have to
   // worry about race conditions setting g_last_request_time.
   DCHECK(g_single_thread_checker.Get().CalledOnValidThread());
 
   // CurrentProcessInfo::CreationTime is only defined on some platforms.
 #if defined(OS_MACOSX) || defined(OS_WIN) || defined(OS_LINUX)
   const base::Time process_creation_time =
       base::CurrentProcessInfo::CreationTime();
@@ skipping 181 matching lines @@
     if (!verified)
       result.reset();
   }
 
   if (!callback_.is_null())
     callback_.Run(std::move(result));
 }
 
 
 }  // namespace extensions