Make members of Singleton<T> private and only visible to the singleton type.

media/tools/player_wtl/seek.h

 // Copyright (c) 2009 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.
 
 #ifndef MEDIA_TOOLS_PLAYER_WTL_SEEK_H_
 #define MEDIA_TOOLS_PLAYER_WTL_SEEK_H_
 
 #include "media/tools/player_wtl/player_wtl.h"
 
 // Movie seek dialog.
@@ skipping 16 matching lines @@
     MESSAGE_HANDLER(WM_INITDIALOG, OnInitDialog)
     CHAIN_MSG_MAP(CSimpleDialog<IDD_SEEK>)
   END_MSG_MAP()
 
   LRESULT OnPaint(UINT /*uMsg*/,
                   WPARAM /*wParam*/,
                   LPARAM /*lParam*/,
                   BOOL& bHandled) {
     static float previous_position = -1.0f;
 
-    float position = media::Movie::get()->GetPosition();
+    float position = media::Movie::GetInstance()->GetPosition();
     if (static_cast<int>(position * 10) !=
         static_cast<int>(previous_position * 10)) {
       previous_position = position;
       wchar_t szBuff[200];
-      float duration = media::Movie::get()->GetDuration();
+      float duration = media::Movie::GetInstance()->GetDuration();
       float fps = 29.97f;
       wsprintf(szBuff, L"%i.%i / %i.%i, %i / %i",
                static_cast<int>(position),
                static_cast<int>(position * 10) % 10,
                static_cast<int>(duration),
                static_cast<int>(duration * 10) % 10,
                static_cast<int>(position * fps),
                static_cast<int>(duration * fps));
       SetDlgItemText(IDC_SEEKLOCATION, szBuff);
       bHandled = TRUE;
       return FALSE;
     }
     bHandled = FALSE;
     return FALSE;
   }
 
   virtual BOOL OnIdle() {
     wchar_t szBuff[200];
-    float position = media::Movie::get()->GetPosition();
-    float duration = media::Movie::get()->GetDuration();
+    float position = media::Movie::GetInstance()->GetPosition();
+    float duration = media::Movie::GetInstance()->GetDuration();
     // TODO(fbarchard): Use frame rate property when it exists.
     float fps = 29.97f;
     wsprintf(szBuff, L"%i.%i / %i.%i, %i / %i",
              static_cast<int>(position),
              static_cast<int>(position * 10) % 10,
              static_cast<int>(duration),
              static_cast<int>(duration * 10) % 10,
              static_cast<int>(position * fps),
              static_cast<int>(duration * fps));
     SetDlgItemText(IDC_SEEKLOCATION, szBuff);
@@ skipping 15 matching lines @@
     CMessageLoop* pLoop = g_module.GetMessageLoop();
     ATLASSERT(pLoop != NULL);
     pLoop->RemoveMessageFilter(this);
     pLoop->RemoveIdleHandler(this);
     bHandled = FALSE;
     return 1;
   }
 };
 
 #endif  // MEDIA_TOOLS_PLAYER_WTL_SEEK_H_