Base: A few more files using BASE_API (for base.dll)

base/scoped_temp_dir.h

Index: base/scoped_temp_dir.h
===================================================================
--- base/scoped_temp_dir.h	(revision 79303)
+++ base/scoped_temp_dir.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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.
 
@@ -16,9 +16,10 @@
 // (CreateUniqueTempDir, CreateUniqueTempDirUnderPath, and Set) must have
 // intervening calls to Delete or Take, or the calls will fail.
 
+#include "base/base_api.h"
 #include "base/file_path.h"
 
-class ScopedTempDir {
+class BASE_API ScopedTempDir {
  public:
   // No directory is owned/created initially.
   ScopedTempDir();