base::Bind: Convert FileUtilProxy::WriteCallback.

content/common/net/url_fetcher.cc

Index: content/common/net/url_fetcher.cc
diff --git a/content/common/net/url_fetcher.cc b/content/common/net/url_fetcher.cc
index 13332af7b1687110e77f3fb70f9d8164e50153e9..6ce9045043079f1ae7f5ba20aa24f34e458386a9 100644
--- a/content/common/net/url_fetcher.cc
+++ b/content/common/net/url_fetcher.cc
@@ -399,13 +399,11 @@ void URLFetcher::Core::TempFileWriter::ContinueWrite(
 
   if (pending_bytes_ > 0) {
     base::FileUtilProxy::Write(
-        file_message_loop_proxy_,
-        temp_file_handle_,
+        file_message_loop_proxy_, temp_file_handle_,
         total_bytes_written_,  // Append to the end
-        (core_->buffer_->data() + buffer_offset_),
-        pending_bytes_,
-        callback_factory_.NewCallback(
-            &URLFetcher::Core::TempFileWriter::ContinueWrite));
+        (core_->buffer_->data() + buffer_offset_), pending_bytes_,
+        base::Bind(&URLFetcher::Core::TempFileWriter::ContinueWrite,
+                   weak_factory_.GetWeakPtr()));
   } else {
     // Finished writing core_->buffer_ to the file. Read some more.
     core_->ReadResponse();