Move Singleton and related structs to namespace base

components/nacl/browser/nacl_browser.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 "components/nacl/browser/nacl_browser.h"
 
 #include "base/command_line.h"
 #include "base/files/file_proxy.h"
 #include "base/files/file_util.h"
 #include "base/location.h"
@@ skipping 195 matching lines @@
   if (!PathService::Get(base::FILE_MODULE, &module_path)) {
     LOG(ERROR) << "NaCl process launch failed: could not resolve module";
     return false;
   }
   *exe_path = module_path.DirName().Append(L"nacl64");
   return true;
 }
 #endif
 
 NaClBrowser* NaClBrowser::GetInstance() {
-  return Singleton<NaClBrowser>::get();
+  return base::Singleton<NaClBrowser>::get();
 }
 
 bool NaClBrowser::IsReady() const {
   return (IsOk() &&
           irt_state_ == NaClResourceReady &&
           validation_cache_state_ == NaClResourceReady);
 }
 
 bool NaClBrowser::IsOk() const {
   return ok_;
@@ skipping 334 matching lines @@
 bool NaClBrowser::IsThrottled() {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
   if (crash_times_.size() != kMaxCrashesPerInterval) {
     return false;
   }
   base::TimeDelta delta = base::Time::Now() - crash_times_.front();
   return delta.InSeconds() <= kCrashesIntervalInSeconds;
 }
 
 }  // namespace nacl