Add support for TraceEvent before the native library is loaded.

base/trace_event/trace_event_impl.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.
 
 
 #ifndef BASE_TRACE_EVENT_TRACE_EVENT_IMPL_H_
 #define BASE_TRACE_EVENT_TRACE_EVENT_IMPL_H_
 
 #include <stack>
 #include <string>
@@ skipping 560 matching lines @@
       const char* name,
       unsigned long long id,
       int thread_id,
       const TimeTicks& timestamp,
       int num_args,
       const char** arg_names,
       const unsigned char* arg_types,
       const unsigned long long* arg_values,
       const scoped_refptr<ConvertableToTraceFormat>* convertable_values,
       unsigned char flags);
+  TraceEventHandle AddTraceEventWithThreadIdAndTimestamp(
+      char phase,
+      const unsigned char* category_group_enabled,
+      const char* name,
+      unsigned long long id,
+      int thread_id,
+      const TimeTicks& timestamp,
+      const TimeTicks& thread_time,
+      int num_args,
+      const char** arg_names,
+      const unsigned char* arg_types,
+      const unsigned long long* arg_values,
+      const scoped_refptr<ConvertableToTraceFormat>* convertable_values,
+      unsigned char flags);
   static void AddTraceEventEtw(char phase,
                                const char* category_group,
                                const void* id,
                                const char* extra);
   static void AddTraceEventEtw(char phase,
                                const char* category_group,
                                const void* id,
                                const std::string& extra);
 
   void UpdateTraceEventDuration(const unsigned char* category_group_enabled,
@@ skipping 101 matching lines @@
   }
 
   TraceBuffer* trace_buffer() const { return logged_events_.get(); }
   TraceBuffer* CreateTraceBuffer();
   TraceBuffer* CreateTraceBufferVectorOfSize(size_t max_chunks);
 
   std::string EventToConsoleMessage(unsigned char phase,
                                     const TimeTicks& timestamp,
                                     TraceEvent* trace_event);
 
+  TraceEventHandle AddTraceEventInternal(
+      char phase,
+      const unsigned char* category_group_enabled,
+      const char* name,
+      unsigned long long id,
+      int thread_id,
+      const TimeTicks& timestamp,
+      const TimeTicks& thread_time,
+      int num_args,
+      const char** arg_names,
+      const unsigned char* arg_types,
+      const unsigned long long* arg_values,
+      const scoped_refptr<ConvertableToTraceFormat>* convertable_values,
+      unsigned char flags);
+
   TraceEvent* AddEventToThreadSharedChunkWhileLocked(TraceEventHandle* handle,
                                                      bool check_buffer_is_full);
   void CheckIfBufferIsFullWhileLocked();
   void SetDisabledWhileLocked();
 
   TraceEvent* GetEventByHandleInternal(TraceEventHandle handle,
                                        OptionalAutoLock* lock);
 
   // |generation| is used in the following callbacks to check if the callback
   // is called for the flush of the current |logged_events_|.
@@ skipping 92 matching lines @@
   scoped_refptr<MessageLoopProxy> flush_message_loop_proxy_;
   subtle::AtomicWord generation_;
 
   DISALLOW_COPY_AND_ASSIGN(TraceLog);
 };
 
 }  // namespace trace_event
 }  // namespace base
 
 #endif  // BASE_TRACE_EVENT_TRACE_EVENT_IMPL_H_