Move scoped_temp_dir from base to base/files

chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc

Index: chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc
diff --git a/chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc b/chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc
index 3f0f97285b6275e8511164c305a3b675a128b801..150ea39a98cc66fe7f53c7c64ca4eea5a595876c 100644
--- a/chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc
+++ b/chrome/browser/safe_browsing/safe_browsing_store_file_unittest.cc
@@ -5,8 +5,8 @@
 #include "chrome/browser/safe_browsing/safe_browsing_store_file.h"
 
 #include "base/bind.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/md5.h"
-#include "base/scoped_temp_dir.h"
 #include "chrome/browser/safe_browsing/safe_browsing_store_unittest_helper.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "testing/platform_test.h"
@@ -44,7 +44,7 @@ class SafeBrowsingStoreFileTest : public PlatformTest {
     corruption_detected_ = true;
   }
 
-  ScopedTempDir temp_dir_;
+  base::ScopedTempDir temp_dir_;
   FilePath filename_;
   scoped_ptr<SafeBrowsingStoreFile> store_;
   bool corruption_detected_;