drive: Change the return type of ResourceMetadata's methods to FileError

chrome/browser/chromeos/drive/file_system/search_operation.cc

Index: chrome/browser/chromeos/drive/file_system/search_operation.cc
diff --git a/chrome/browser/chromeos/drive/file_system/search_operation.cc b/chrome/browser/chromeos/drive/file_system/search_operation.cc
index 8b8d16f706b34ede8a1eaefd1578963a2d6abae2..8d76a24dc0702072ac529928a4d5bc2f0348f9e1 100644
--- a/chrome/browser/chromeos/drive/file_system/search_operation.cc
+++ b/chrome/browser/chromeos/drive/file_system/search_operation.cc
@@ -67,9 +67,11 @@ FileError ResolveSearchResultOnBlockingPool(
     }
     if (error != FILE_ERROR_OK)
       return error;
-    result->push_back(
-        SearchResultInfo(resource_metadata->GetFilePath(local_id),
-                         entry.file_info().is_directory()));
+    base::FilePath path;
+    error = resource_metadata->GetFilePath(local_id, &path);
+    if (error != FILE_ERROR_OK)
+      return error;
+    result->push_back(SearchResultInfo(path, entry.file_info().is_directory()));
   }
 
   return FILE_ERROR_OK;