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-rw-r--r--net/disk_cache/block_files_unittest.cc2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/disk_cache/block_files_unittest.cc b/net/disk_cache/block_files_unittest.cc
index ce76fd6..b4ce107 100644
--- a/net/disk_cache/block_files_unittest.cc
+++ b/net/disk_cache/block_files_unittest.cc
@@ -14,7 +14,7 @@ using base::Time;
namespace {
// Returns the number of files in this folder.
-int NumberOfFiles(const std::wstring path) {
+int NumberOfFiles(const std::wstring& path) {
file_util::FileEnumerator iter(FilePath::FromWStringHack(path), false,
file_util::FileEnumerator::FILES);
int count = 0;