Simplify JIT event logging.

src/log.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/log.h"
 
 #include <cstdarg>
 #include <sstream>
 
 #include "src/bailout-reason.h"
@@ skipping 1223 matching lines @@
 
 void Logger::CodeLinePosInfoAddStatementPositionEvent(void* jit_handler_data,
                                                       int pc_offset,
                                                       int position) {
   JIT_LOG(AddCodeLinePosInfoEvent(jit_handler_data,
                                   pc_offset,
                                   position,
                                   JitCodeEvent::STATEMENT_POSITION));
 }
 
-
-void Logger::CodeStartLinePosInfoRecordEvent(PositionsRecorder* pos_recorder) {
-  if (jit_logger_ != NULL) {
-      pos_recorder->AttachJITHandlerData(jit_logger_->StartCodePosInfoEvent());
-  }
+void Logger::CodeStartLinePosInfoRecordEvent(void** jit_handler_data_out) {
+  *jit_handler_data_out =
+      (jit_logger_ == NULL) ? NULL : jit_logger_->StartCodePosInfoEvent();
 }
 
 void Logger::CodeEndLinePosInfoRecordEvent(AbstractCode* code,
                                            void* jit_handler_data) {
   JIT_LOG(EndCodePosInfoEvent(code, jit_handler_data));
 }
 
 
 void Logger::CodeNameEvent(Address addr, int pos, const char* code_name) {
   if (code_name == NULL) return;  // Not a code object.
@@ skipping 620 matching lines @@
 
   if (profiler_listener_.get() != nullptr) {
     removeCodeEventListener(profiler_listener_.get());
   }
 
   return log_->Close();
 }
 
 }  // namespace internal
 }  // namespace v8