Remove GDB JIT hooks from the position recorder.

src/gdb-jit.h

 // Copyright 2010 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_GDB_JIT_H_
 #define V8_GDB_JIT_H_
 
 #include "src/allocation.h"
 
 //
@@ skipping 16 matching lines @@
   V(LOAD_IC)                                    \
   V(KEYED_LOAD_IC)                              \
   V(STORE_IC)                                   \
   V(KEYED_STORE_IC)                             \
   V(STUB)                                       \
   V(BUILTIN)                                    \
   V(SCRIPT)                                     \
   V(EVAL)                                       \
   V(FUNCTION)
 
-class GDBJITLineInfo : public Malloced {
- public:
-  GDBJITLineInfo()
-      : pc_info_(10) { }
-
-  void SetPosition(intptr_t pc, int pos, bool is_statement) {
-    AddPCInfo(PCInfo(pc, pos, is_statement));
-  }
-
-  struct PCInfo {
-    PCInfo(intptr_t pc, int pos, bool is_statement)
-        : pc_(pc), pos_(pos), is_statement_(is_statement) { }
-
-    intptr_t pc_;
-    int pos_;
-    bool is_statement_;
-  };
-
-  List<PCInfo>* pc_info() {
-    return &pc_info_;
-  }
-
- private:
-  void AddPCInfo(const PCInfo& pc_info) {
-    pc_info_.Add(pc_info);
-  }
-
-  List<PCInfo> pc_info_;
-};
-
-
 class GDBJITInterface: public AllStatic {
  public:
   enum CodeTag {
 #define V(x) x,
     CODE_TAGS_LIST(V)
 #undef V
     TAG_COUNT
   };
 
   static const char* Tag2String(CodeTag tag) {
     switch (tag) {
 #define V(x) case x: return #x;
       CODE_TAGS_LIST(V)
 #undef V
       default:
         return NULL;
     }
   }
 
+  // Main entry point into GDB JIT realized as a JitCodeEventHandler.
+  static void EventHandler(const v8::JitCodeEvent* event);
+
   static void AddCode(const char* name,
                       Code* code,
                       CodeTag tag,
                       Script* script,
                       CompilationInfo* info);
 
   static void AddCode(Handle<Name> name,
                       Handle<Script> script,
                       Handle<Code> code,
                       CompilationInfo* info);
 
   static void AddCode(CodeTag tag, Name* name, Code* code);
 
   static void AddCode(CodeTag tag, const char* name, Code* code);
 
   static void AddCode(CodeTag tag, Code* code);
 
   static void RemoveCode(Code* code);
 
   static void RemoveCodeRange(Address start, Address end);
-
-  static void RegisterDetailedLineInfo(Code* code, GDBJITLineInfo* line_info);
 };
 
 #define GDBJIT(action) GDBJITInterface::action
 
 } }   // namespace v8::internal
 #else
 #define GDBJIT(action) ((void) 0)
 #endif
 
 #endif