Move file_util::Delete to the base namespace

chrome/browser/chromeos/drive/resource_metadata_storage.cc

Index: chrome/browser/chromeos/drive/resource_metadata_storage.cc
diff --git a/chrome/browser/chromeos/drive/resource_metadata_storage.cc b/chrome/browser/chromeos/drive/resource_metadata_storage.cc
index 898a8e177925ddc66970b3940b6d6bde172f39a1..b7a6264e615e80aa6ae1e81b366fc824a10a86d5 100644
--- a/chrome/browser/chromeos/drive/resource_metadata_storage.cc
+++ b/chrome/browser/chromeos/drive/resource_metadata_storage.cc
@@ -217,7 +217,7 @@ bool ResourceMetadataStorage::Initialize() {
 
   // Remove unused child map DB.
   const base::FilePath child_map_path = directory_path_.Append(kChildMapDBName);
-  file_util::Delete(child_map_path, true /* recursive */);
+  base::Delete(child_map_path, true /* recursive */);
 
   resource_map_.reset();
 
@@ -267,7 +267,7 @@ bool ResourceMetadataStorage::Initialize() {
 
     // Clean up the destination.
     const bool kRecursive = true;
-    file_util::Delete(resource_map_path, kRecursive);
+    base::Delete(resource_map_path, kRecursive);
 
     // Create DB.
     options.create_if_missing = true;