Move Singleton and related structs to namespace base

base/linux_util.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 "base/linux_util.h"
 
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
 #include <stdlib.h>
@@ skipping 19 matching lines @@
   STATE_DID_NOT_CHECK  = 0,
   STATE_CHECK_STARTED  = 1,
   STATE_CHECK_FINISHED = 2,
 };
 
 // Helper class for GetLinuxDistro().
 class LinuxDistroHelper {
  public:
   // Retrieves the Singleton.
   static LinuxDistroHelper* GetInstance() {
-    return Singleton<LinuxDistroHelper>::get();
+    return base::Singleton<LinuxDistroHelper>::get();
   }
 
   // The simple state machine goes from:
   // STATE_DID_NOT_CHECK -> STATE_CHECK_STARTED -> STATE_CHECK_FINISHED.
   LinuxDistroHelper() : state_(STATE_DID_NOT_CHECK) {}
   ~LinuxDistroHelper() {}
 
   // Retrieve the current state, if we're in STATE_DID_NOT_CHECK,
   // we automatically move to STATE_CHECK_STARTED so nobody else will
   // do the check.
@@ skipping 119 matching lines @@
 
     if (0 == strncmp(expected_data.c_str(), syscall_data.get(),
                      expected_data.length())) {
       return current_tid;
     }
   }
   return -1;
 }
 
 }  // namespace base