Move scoped_temp_dir from base to base/files

chrome/browser/webdata/web_apps_table_unittest.cc

Index: chrome/browser/webdata/web_apps_table_unittest.cc
diff --git a/chrome/browser/webdata/web_apps_table_unittest.cc b/chrome/browser/webdata/web_apps_table_unittest.cc
index 0b157f1d14a52f628a690a8bf0005924c95be6fd..8db136a105cee0ebcd7c326bef893c36434d03fd 100644
--- a/chrome/browser/webdata/web_apps_table_unittest.cc
+++ b/chrome/browser/webdata/web_apps_table_unittest.cc
@@ -3,8 +3,8 @@
 // found in the LICENSE file.
 
 #include "base/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
-#include "base/scoped_temp_dir.h"
 #include "base/string_number_conversions.h"
 #include "base/time.h"
 #include "chrome/browser/webdata/web_apps_table.h"
@@ -28,7 +28,7 @@ class WebAppsTableTest : public testing::Test {
   }
 
   FilePath file_;
-  ScopedTempDir temp_dir_;
+  base::ScopedTempDir temp_dir_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebAppsTableTest);