Move scoped_temp_dir from base to base/files

chrome/installer/setup/setup_main.cc

Index: chrome/installer/setup/setup_main.cc
diff --git a/chrome/installer/setup/setup_main.cc b/chrome/installer/setup/setup_main.cc
index 152036ef25e97dc4aae879a61d2f13c65c885bd3..89e1eeb64271f3f02d2229fd3f0cd536cdd3cf26 100644
--- a/chrome/installer/setup/setup_main.cc
+++ b/chrome/installer/setup/setup_main.cc
@@ -12,9 +12,9 @@
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/file_version_info.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/path_service.h"
 #include "base/process_util.h"
-#include "base/scoped_temp_dir.h"
 #include "base/string16.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
@@ -1166,7 +1166,7 @@ bool HandleNonInstallCmdLineOptions(const InstallationState& original_state,
     // patch to current exe, and store the resulting binary in the path
     // specified by --new-setup-exe. But we need to first unpack the file
     // given in --update-setup-exe.
-    ScopedTempDir temp_path;
+    base::ScopedTempDir temp_path;
     if (!temp_path.CreateUniqueTempDir()) {
       PLOG(ERROR) << "Could not create temporary path.";
     } else {