Move scoped_temp_dir from base to base/files

chrome/browser/value_store/value_store_unittest.h

Index: chrome/browser/value_store/value_store_unittest.h
diff --git a/chrome/browser/value_store/value_store_unittest.h b/chrome/browser/value_store/value_store_unittest.h
index d0bff4d298ad41f50fbff6d7a14f685f798b9390..74b76eb6b5751dbb720ee1a9314c8db467fdbd3d 100644
--- a/chrome/browser/value_store/value_store_unittest.h
+++ b/chrome/browser/value_store/value_store_unittest.h
@@ -7,10 +7,10 @@
 
 #include "testing/gtest/include/gtest/gtest.h"
 
+#include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
-#include "base/scoped_temp_dir.h"
 #include "chrome/browser/value_store/value_store.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread.h"
@@ -63,7 +63,7 @@ class ValueStoreTest : public testing::TestWithParam<ValueStoreTestParam> {
   scoped_ptr<DictionaryValue> dict123_;
 
  private:
-  ScopedTempDir temp_dir_;
+  base::ScopedTempDir temp_dir_;
 
   // Need these so that the DCHECKs for running on FILE or UI threads pass.
   MessageLoop message_loop_;