Move temp file functions to base namespace.

chrome/renderer/printing/print_web_view_helper_browsertest.cc

Index: chrome/renderer/printing/print_web_view_helper_browsertest.cc
diff --git a/chrome/renderer/printing/print_web_view_helper_browsertest.cc b/chrome/renderer/printing/print_web_view_helper_browsertest.cc
index 7a3953f54b0ca093711f64d1386d9cef05acce73..4bf4dbdfa097f4a4f12652682759a30121f7225a 100644
--- a/chrome/renderer/printing/print_web_view_helper_browsertest.cc
+++ b/chrome/renderer/printing/print_web_view_helper_browsertest.cc
@@ -422,11 +422,11 @@ TEST_F(PrintWebViewHelperTest, PrintLayoutTest) {
       // Save the source data and the bitmap data into temporary files to
       // create base-line results.
       base::FilePath source_path;
-      file_util::CreateTemporaryFile(&source_path);
+      base::CreateTemporaryFile(&source_path);
       chrome_render_thread_->printer()->SaveSource(0, source_path);
 
       base::FilePath bitmap_path;
-      file_util::CreateTemporaryFile(&bitmap_path);
+      base::CreateTemporaryFile(&bitmap_path);
       chrome_render_thread_->printer()->SaveBitmap(0, bitmap_path);
     }
   }