Revert of Report CHECK/DCHECK to test launcher summary output.

net/test/scoped_disable_exit_on_dfatal.h

Index: net/test/scoped_disable_exit_on_dfatal.h
diff --git a/net/test/scoped_disable_exit_on_dfatal.h b/net/test/scoped_disable_exit_on_dfatal.h
index 5bb7643e57b01be7a263b8798d7dbd8ba109d3e7..33f06e3bc59ce534f786ba33ef58284938d6be83 100644
--- a/net/test/scoped_disable_exit_on_dfatal.h
+++ b/net/test/scoped_disable_exit_on_dfatal.h
@@ -23,14 +23,12 @@
   ~ScopedDisableExitOnDFatal();
 
  private:
+  // Currently active instance.
+  static ScopedDisableExitOnDFatal* g_instance_;
+
   // Static function which is set as the logging assert handler.
   // Called when there is a check failure.
-  static void LogAssertHandler(const char* file,
-                               int line,
-                               const base::StringPiece message,
-                               const base::StringPiece stack_trace);
-
-  logging::ScopedLogAssertHandler assert_handler_;
+  static void LogAssertHandler(const std::string& msg);
 
   DISALLOW_COPY_AND_ASSIGN(ScopedDisableExitOnDFatal);
 };