Fix the timestamp generation for webrtc native log.

third_party/libjingle/overrides/talk/base/logging.h

 // 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.
 
 // This file overrides the logging macros in libjingle (talk/base/logging.h).
 // Instead of using libjingle's logging implementation, the libjingle macros are
 // mapped to the corresponding base/logging.h macro (chromium's VLOG).
 // If this file is included outside of libjingle (e.g. in wrapper code) it
 // should be included after base/logging.h (if any) or compiler error or
 // unexpected behavior may occur (macros that have the same name in libjingle as
@@ skipping 101 matching lines @@
 
  private:
   const char* file_name_;
   const int line_;
   const LoggingSeverity severity_;
   const bool log_to_chrome_;
 
   std::string extra_;
 
   std::ostringstream print_stream_;
-  std::ostringstream print_stream_with_timestamp_;
 };
 
 // This class is used to explicitly ignore values in the conditional
 // logging macros.  This avoids compiler warnings like "value computed
 // is not used" and "statement has no effect".
 class LogMessageVoidify {
  public:
   LogMessageVoidify() { }
   // This has to be an operator with a precedence lower than << but
   // higher than ?:
@@ skipping 74 matching lines @@
 #define LOG_ERR(sev) LOG_ERRNO(sev)
 #define LAST_SYSTEM_ERROR (errno)
 #endif  // OS_WIN
 
 #undef PLOG
 #define PLOG(sev, err) LOG_ERR_EX(sev, err)
 
 #endif  // LOGGING_INSIDE_LIBJINGLE
 
 #endif  // THIRD_PARTY_LIBJINGLE_OVERRIDES_TALK_BASE_LOGGING_H_