Avoid accessing Isolate in source position logging.

src/log.h

 // Copyright 2012 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.
 
 #ifndef V8_LOG_H_
 #define V8_LOG_H_
 
 #include <string>
 
 #include "src/allocation.h"
@@ skipping 161 matching lines @@
                        Name* source, int line, int column);
   void CodeCreateEvent(CodeEventListener::LogEventsAndTags tag,
                        AbstractCode* code, int args_count);
   // Emits a code deoptimization event.
   void CodeDisableOptEvent(AbstractCode* code, SharedFunctionInfo* shared);
   void CodeMovingGCEvent();
   // Emits a code create event for a RegExp.
   void RegExpCodeCreateEvent(AbstractCode* code, String* source);
   // Emits a code move event.
   void CodeMoveEvent(AbstractCode* from, Address to);
-  // Emits a code line info add event with Postion type.
-  void CodeLinePosInfoAddPositionEvent(void* jit_handler_data,
-                                       int pc_offset,
-                                       int position);
-  // Emits a code line info add event with StatementPostion type.
-  void CodeLinePosInfoAddStatementPositionEvent(void* jit_handler_data,
-                                                int pc_offset,
-                                                int position);
-  // Emits a code line info start to record event
-  void CodeStartLinePosInfoRecordEvent(void** jit_handler_data_out);
-  // Emits a code line info finish record event.
-  // It's the callee's responsibility to dispose the parameter jit_handler_data.
-  void CodeEndLinePosInfoRecordEvent(AbstractCode* code,
-                                     void* jit_handler_data);
+  // Emits a code line info record event.
+  void CodeLinePosInfoRecordEvent(AbstractCode* code,
+                                  ByteArray* source_position_table);
 
   void SharedFunctionInfoMoveEvent(Address from, Address to);
 
   void CodeNameEvent(Address addr, int pos, const char* code_name);
 
   void CodeDeoptEvent(Code* code, Address pc, int fp_to_sp_delta);
 
   // ==== Events logged by --log-gc. ====
   // Heap sampling events: start, end, and individual types.
   void HeapSampleBeginEvent(const char* space, const char* kind);
@@ skipping 133 matching lines @@
   std::unique_ptr<ProfilerListener> profiler_listener_;
   List<CodeEventListener*> listeners_;
 
   // Guards against multiple calls to TearDown() that can happen in some tests.
   // 'true' between SetUp() and TearDown().
   bool is_initialized_;
 
   base::ElapsedTimer timer_;
 
   friend class CpuProfiler;
-  friend class SourcePositionTableBuilder;
 };
 
 #define TIMER_EVENTS_LIST(V)    \
   V(RecompileSynchronous, true) \
   V(RecompileConcurrent, true)  \
   V(CompileIgnition, true)      \
   V(CompileFullCode, true)      \
   V(OptimizeCode, true)         \
   V(CompileCode, true)          \
   V(DeoptimizeCode, true)       \
@@ skipping 58 matching lines @@
 
   NameBuffer* name_buffer_;
 };
 
 
 }  // namespace internal
 }  // namespace v8
 
 
 #endif  // V8_LOG_H_