diff -r 000000000000 -r 6474c204b198 media/webrtc/signaling/src/common/browser_logging/CSFLog.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/webrtc/signaling/src/common/browser_logging/CSFLog.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,65 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef CSFLOG_H
+#define CSFLOG_H
+
+// In order for FORCE_PR_LOG below to work, we have to define it before the
+// first time prlog is #included.
+#if defined(PR_LOG)
+#error "Must #include CSFLog.h before before any IPDL-generated files or other files that #include prlog.h."
+#endif
+
+#if defined(MOZ_LOGGING)
+#define FORCE_PR_LOG
+#endif
+
+#include <stdarg.h>
+#include "prlog.h"
+
+typedef enum{
+    CSF_LOG_CRITICAL =1,
+    CSF_LOG_ERROR,
+    CSF_LOG_WARNING,
+    CSF_LOG_NOTICE,
+    CSF_LOG_INFO,
+    CSF_LOG_DEBUG,
+    CSF_LOG_OBNOXIOUS
+} CSFLogLevel;
+
+
+
+#define CSFLogError(tag , format, ...) CSFLog( CSF_LOG_ERROR, __FILE__ , __LINE__ , tag , format , ## __VA_ARGS__ )
+#define CSFLogErrorV(tag , format, va_list_arg) CSFLogV(CSF_LOG_ERROR, __FILE__ , __LINE__ , tag , format , va_list_arg )
+#define CSFLogWarn(tag , format, ...) CSFLog( CSF_LOG_WARNING, __FILE__ , __LINE__ , tag , format , ## __VA_ARGS__ )
+#define CSFLogWarnV(tag , format, va_list_arg) CSFLogV(CSF_LOG_WARNING, __FILE__ , __LINE__ , tag , format , va_list_arg )
+#define CSFLogNotice(tag , format, ...) CSFLog( CSF_LOG_NOTICE, __FILE__ , __LINE__ , tag , format , ## __VA_ARGS__ )
+#define CSFLogNoticeV(tag , format, va_list_arg) CSFLogV(CSF_LOG_NOTICE, __FILE__ , __LINE__ , tag , format , va_list_arg )
+#define CSFLogInfo(tag , format, ...) CSFLog( CSF_LOG_INFO, __FILE__ , __LINE__ , tag , format , ## __VA_ARGS__ )
+#define CSFLogInfoV(tag , format, va_list_arg) CSFLogV(CSF_LOG_INFO, __FILE__ , __LINE__ , tag , format , va_list_arg )
+#define CSFLogDebug(tag , format, ...) CSFLog(CSF_LOG_DEBUG, __FILE__ , __LINE__ , tag , format , ## __VA_ARGS__ )
+#define CSFLogDebugV(tag , format, va_list_arg) CSFLogV(CSF_LOG_DEBUG, __FILE__ , __LINE__ , tag , format , va_list_arg )
+#define CSFLogObnoxious(tag , format, ...) CSFLog(CSF_LOG_OBNOXIOUS, __FILE__ , __LINE__ , tag , format , ## __VA_ARGS__ )
+#define CSFLogObnoxiousV(tag , format, va_list_arg) CSFLogV(CSF_LOG_OBNOXIOUS, __FILE__ , __LINE__ , tag , format , va_list_arg )
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+void CSFLog( CSFLogLevel priority, const char* sourceFile, int sourceLine, const char* tag , const char* format, ...)
+#ifdef __GNUC__
+  __attribute__ ((format (printf, 5, 6)))
+#endif
+;
+void CSFLogV( CSFLogLevel priority, const char* sourceFile, int sourceLine, const char* tag , const char* format, va_list args);
+
+PRLogModuleInfo *GetSignalingLogInfo();
+PRLogModuleInfo *GetWebRTCLogInfo();
+extern int gWebrtcTraceLoggingOn;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif