New test infrastructure for producing verbose logs in failing tests.

base/logging_win.h

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef BASE_LOGGING_WIN_H_
 #define BASE_LOGGING_WIN_H_
 #pragma once
 
 #include <string>
 
 #include "base/base_export.h"
 #include "base/basictypes.h"
 #include "base/win/event_trace_provider.h"
 #include "base/logging.h"
 
 template <typename Type>
 struct StaticMemorySingletonTraits;
 
 namespace logging {
 
 // Event ID for the log messages we generate.
-extern const GUID kLogEventId;
+BASE_EXPORT extern const GUID kLogEventId;
 
 // Feature enable mask for LogEventProvider.
 enum LogEnableMask {
   // If this bit is set in our provider enable mask, we will include
   // a stack trace with every log message.
   ENABLE_STACK_TRACE_CAPTURE = 0x0001,
   // If this bit is set in our provider enable mask, the provider will log
   // a LOG message with only the textual content of the message, and no
   // stack trace.
   ENABLE_LOG_MESSAGE_ONLY = 0x0002,
@@ skipping 39 matching lines @@
   // restored in OnEventsDisabled.
   logging::LogSeverity old_log_level_;
 
   friend struct StaticMemorySingletonTraits<LogEventProvider>;
   DISALLOW_COPY_AND_ASSIGN(LogEventProvider);
 };
 
 }  // namespace logging
 
 #endif  // BASE_LOGGING_WIN_H_