Move scoped_temp_dir from base to base/files

chrome/browser/download/download_browsertest.cc

Index: chrome/browser/download/download_browsertest.cc
diff --git a/chrome/browser/download/download_browsertest.cc b/chrome/browser/download/download_browsertest.cc
index 5346f84fe0c09c5accc1403e54c007aef8c719b4..0511dcd4b8dee1e318ade107ebbe6f9e75490ad7 100644
--- a/chrome/browser/download/download_browsertest.cc
+++ b/chrome/browser/download/download_browsertest.cc
@@ -8,9 +8,9 @@
 #include "base/bind_helpers.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
+#include "base/files/scoped_temp_dir.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
-#include "base/scoped_temp_dir.h"
 #include "base/stl_util.h"
 #include "base/stringprintf.h"
 #include "base/test/test_file_util.h"
@@ -834,7 +834,7 @@ class DownloadTest : public InProcessBrowserTest {
   FilePath test_dir_;
 
   // Location of the downloads directory for these tests
-  ScopedTempDir downloads_directory_;
+  base::ScopedTempDir downloads_directory_;
 
   scoped_ptr<DownloadTestFileChooserObserver> file_chooser_observer_;
 };
@@ -1746,7 +1746,7 @@ IN_PROC_BROWSER_TEST_F(DownloadTest, DownloadUrlToPath) {
   WebContents* web_contents = chrome::GetActiveWebContents(browser());
   ASSERT_TRUE(web_contents);
 
-  ScopedTempDir other_directory;
+  base::ScopedTempDir other_directory;
   ASSERT_TRUE(other_directory.CreateUniqueTempDir());
   FilePath target_file_full_path
       = other_directory.path().Append(file.BaseName());