Make URLFetcherFileWriter::Finish() skip closing file when there is an error

third_party/libaddressinput/chromium/chrome_metadata_source.cc

Index: third_party/libaddressinput/chromium/chrome_metadata_source.cc
diff --git a/third_party/libaddressinput/chromium/chrome_metadata_source.cc b/third_party/libaddressinput/chromium/chrome_metadata_source.cc
index af0dde25579b9b0c3121012d8d31854d4fb6b58a..b875b51da71031a0865f6b78fdd967fe3dfdb60e 100644
--- a/third_party/libaddressinput/chromium/chrome_metadata_source.cc
+++ b/third_party/libaddressinput/chromium/chrome_metadata_source.cc
@@ -40,7 +40,8 @@ class UnownedStringWriter : public net::URLFetcherResponseWriter {
     return num_bytes;
   }
 
-  virtual int Finish(const net::CompletionCallback& callback) override {
+  virtual int Finish(int net_error,
+                     const net::CompletionCallback& callback) override {
     return net::OK;
   }