Avoid accessing Isolate in source position logging.

src/log.cc

Index: src/log.cc
diff --git a/src/log.cc b/src/log.cc
index b1d646949ad65331eb7f4397e32778b34d91c8c2..fc7fcb9ced74fb9863870617170cda4870d60679 100644
--- a/src/log.cc
+++ b/src/log.cc
@@ -25,6 +25,7 @@
 #include "src/profiler/profiler-listener.h"
 #include "src/profiler/tick-sample.h"
 #include "src/runtime-profiler.h"
+#include "src/source-position-table.h"
 #include "src/string-stream.h"
 #include "src/vm-state-inl.h"
 
@@ -415,10 +416,6 @@ void LowLevelLogger::CodeMovingGCEvent() {
   LogWriteBytes(&tag, sizeof(tag));
 }
 
-
-#define JIT_LOG(Call) if (jit_logger_) jit_logger_->Call;
-
-
 class JitLogger : public CodeEventLogger {
  public:
   explicit JitLogger(JitCodeEventHandler code_event_handler);
@@ -1201,35 +1198,25 @@ void Logger::CodeMoveEvent(AbstractCode* from, Address to) {
   MoveEventInternal(CodeEventListener::CODE_MOVE_EVENT, from->address(), to);
 }
 
-void Logger::CodeLinePosInfoAddPositionEvent(void* jit_handler_data,
-                                             int pc_offset, int position) {
-  JIT_LOG(AddCodeLinePosInfoEvent(jit_handler_data,
-                                  pc_offset,
-                                  position,
-                                  JitCodeEvent::POSITION));
-}
-
-
-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(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::CodeLinePosInfoRecordEvent(AbstractCode* code,
+                                        ByteArray* source_position_table) {
+  if (jit_logger_) {
+    void* jit_handler_data = jit_logger_->StartCodePosInfoEvent();
+    for (SourcePositionTableIterator iter(source_position_table); !iter.done();
+         iter.Advance()) {
+      if (iter.is_statement()) {
+        jit_logger_->AddCodeLinePosInfoEvent(
+            jit_handler_data, iter.code_offset(), iter.source_position(),
+            JitCodeEvent::STATEMENT_POSITION);
+      }
+      jit_logger_->AddCodeLinePosInfoEvent(jit_handler_data, iter.code_offset(),
+                                           iter.source_position(),
+                                           JitCodeEvent::POSITION);
+    }
+    jit_logger_->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.
   Log::MessageBuilder msg(log_);