Move scoped_temp_dir from base to base/files

chrome/test/base/in_process_browser_test.h

Index: chrome/test/base/in_process_browser_test.h
diff --git a/chrome/test/base/in_process_browser_test.h b/chrome/test/base/in_process_browser_test.h
index 2747f7abffc1772254195cfcdb1b05518bb9c487..de72dc2563dad4c5337264936a09a321c42cd351 100644
--- a/chrome/test/base/in_process_browser_test.h
+++ b/chrome/test/base/in_process_browser_test.h
@@ -6,9 +6,9 @@
 #define CHROME_TEST_BASE_IN_PROCESS_BROWSER_TEST_H_
 
 #include "base/compiler_specific.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "base/scoped_temp_dir.h"
 #include "content/public/common/page_transition_types.h"
 #include "content/public/test/browser_test.h"
 #include "content/public/test/browser_test_base.h"
@@ -196,7 +196,7 @@ class InProcessBrowserTest : public content::BrowserTestBase {
 
   // Temporary user data directory. Used only when a user data directory is not
   // specified in the command line.
-  ScopedTempDir temp_user_data_dir_;
+  base::ScopedTempDir temp_user_data_dir_;
 
 #if defined(OS_CHROMEOS)
   chromeos::ScopedStubCrosEnabler stub_cros_enabler_;