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net/base/test_completion_callback.h

Index: net/base/test_completion_callback.h
===================================================================
--- net/base/test_completion_callback.h	(revision 34517)
+++ net/base/test_completion_callback.h	(working copy)
@@ -7,6 +7,7 @@
 
 #include "base/message_loop.h"
 #include "net/base/completion_callback.h"
+#include "net/base/net_errors.h"
 
 //-----------------------------------------------------------------------------
 // completion callback helper
@@ -38,6 +39,12 @@
     return result_;
   }
 
+  int GetResult(int result) {
+    if (net::ERR_IO_PENDING != result)
+      return result;
+    return WaitForResult();
+  }
+
   bool have_result() const { return have_result_; }
 
   virtual void RunWithParams(const Tuple1<int>& params) {