Refactor BaseFile methods to return a DownloadInterruptReason instead of a net::Error.

content/browser/download/download_net_log_parameters.cc

Index: content/browser/download/download_net_log_parameters.cc
diff --git a/content/browser/download/download_net_log_parameters.cc b/content/browser/download/download_net_log_parameters.cc
index 00a9d5dee77393c8b9ea9ad0bdbe5a5da2330a8f..df3e368311d6ab61aa2cac803322d1d4b51e19c5 100644
--- a/content/browser/download/download_net_log_parameters.cc
+++ b/content/browser/download/download_net_log_parameters.cc
@@ -183,4 +183,17 @@ base::Value* FileErrorCallback(const char* operation,
   return dict;
 }
 
+base::Value* FileInterruptedCallback(const char* operation,
+                                     int os_error,
+                                     content::DownloadInterruptReason reason,
+                                     net::NetLog::LogLevel /* log_level */) {
+  DictionaryValue* dict = new DictionaryValue();
+
+  dict->SetInteger("os_error", os_error);
+  dict->SetString("interrupt_reason", InterruptReasonDebugString(reason));
+
+  return dict;
+}
+
+
 }  // namespace download_net_logs