Shift "commit point" for when a download will no longer accept cancels.

content/browser/download/download_file_unittest.cc

Index: content/browser/download/download_file_unittest.cc
diff --git a/content/browser/download/download_file_unittest.cc b/content/browser/download/download_file_unittest.cc
index 24eaade547ec246906dac97f05ae49c3152d346a..aea7cfb5ae6f79176530973358cf440814e267db 100644
--- a/content/browser/download/download_file_unittest.cc
+++ b/content/browser/download/download_file_unittest.cc
@@ -127,6 +127,13 @@ class DownloadFileTest : public testing::Test {
     sink_callback_ = sink_callback;
   }
 
+  void SetInterruptReasonCallback(bool* was_called,
+                                  content::DownloadInterruptReason* reason_p,
+                                  content::DownloadInterruptReason reason) {
+    *was_called = true;
+    *reason_p = reason;
+  }
+
   virtual bool CreateDownloadFile(int offset, bool calculate_hash) {
     // There can be only one.
     DCHECK(!download_file_.get());