Move scoped_temp_dir from base to base/files

webkit/plugins/ppapi/quota_file_io_unittest.cc

Index: webkit/plugins/ppapi/quota_file_io_unittest.cc
diff --git a/webkit/plugins/ppapi/quota_file_io_unittest.cc b/webkit/plugins/ppapi/quota_file_io_unittest.cc
index aba1660c4565eb3efd59f6df9d868b1b3b49965c..4a60db2c8fb13687e06f0672ac4aa87e3ff8e2d8 100644
--- a/webkit/plugins/ppapi/quota_file_io_unittest.cc
+++ b/webkit/plugins/ppapi/quota_file_io_unittest.cc
@@ -8,10 +8,10 @@
 
 #include "base/basictypes.h"
 #include "base/bind.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/memory/weak_ptr.h"
 #include "base/message_loop.h"
 #include "base/platform_file.h"
-#include "base/scoped_temp_dir.h"
 #include "webkit/plugins/ppapi/mock_plugin_delegate.h"
 #include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
 #include "webkit/plugins/ppapi/ppapi_unittest.h"
@@ -422,7 +422,7 @@ class QuotaFileIOTest : public PpapiUnittest {
   }
 
  private:
-  ScopedTempDir dir_;
+  base::ScopedTempDir dir_;
   PlatformFile file_;
   scoped_ptr<QuotaFileIO> quota_file_io_;
   std::deque<int> bytes_written_;