Maintain API compatibility with older versions of V8.

src/isolate.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 339 matching lines @@
   V(v8::Debug::MessageHandler, message_handler, NULL)                          \
   /* To distinguish the function templates, so that we can find them in the */ \
   /* function cache of the native context. */                                  \
   V(int, next_serial_number, 0)                                                \
   V(ExternalReferenceRedirectorPointer*, external_reference_redirector, NULL)  \
   V(bool, always_allow_natives_syntax, false)                                  \
   /* Part of the state of liveedit. */                                         \
   V(FunctionInfoListener*, active_function_info_listener, NULL)                \
   /* State for Relocatable. */                                                 \
   V(Relocatable*, relocatable_top, NULL)                                       \
+  /* State for CodeEntry in profile-generator. */                              \
+  V(CodeGenerator*, current_code_generator, NULL)                              \
+  V(bool, jump_target_compiling_deferred_code, false)                          \
   V(DebugObjectCache*, string_stream_debug_object_cache, NULL)                 \
   V(Object*, string_stream_current_security_token, NULL)                       \
   /* TODO(isolates): Release this on destruction? */                           \
   V(int*, irregexp_interpreter_backtrack_stack_cache, NULL)                    \
   /* Serializer state. */                                                      \
   V(ExternalReferenceTable*, external_reference_table, NULL)                   \
   /* AstNode state. */                                                         \
   V(int, ast_node_id, 0)                                                       \
   V(unsigned, ast_node_count, 0)                                               \
   /* SafeStackFrameIterator activations count. */                              \
   V(int, safe_stack_iterator_counter, 0)                                       \
+  V(CpuProfiler*, cpu_profiler, NULL)                                          \
+  V(HeapProfiler*, heap_profiler, NULL)                                        \
   V(bool, observer_delivery_pending, false)                                    \
   V(HStatistics*, hstatistics, NULL)                                           \
   V(HTracer*, htracer, NULL)                                                   \
   ISOLATE_DEBUGGER_INIT_LIST(V)
 
 class Isolate {
   // These forward declarations are required to make the friend declarations in
   // PerIsolateThreadData work on some older versions of gcc.
   class ThreadDataTable;
   class EntryStackItem;
@@ skipping 391 matching lines @@
   // Attempts to compute the current source location, storing the
   // result in the target out parameter.
   void ComputeLocation(MessageLocation* target);
 
   // Override command line flag.
   void TraceException(bool flag);
 
   // Out of resource exception helpers.
   Failure* StackOverflow();
   Failure* TerminateExecution();
-  void CancelTerminateExecution();
 
   // Administration
   void Iterate(ObjectVisitor* v);
   void Iterate(ObjectVisitor* v, ThreadLocalTop* t);
   char* Iterate(ObjectVisitor* v, char* t);
   void IterateThread(ThreadVisitor* v, char* t);
 
 
   // Returns the current native and global context.
   Handle<Context> native_context();
@@ skipping 175 matching lines @@
   }
   Debug* debug() {
     if (!NoBarrier_Load(&debugger_initialized_)) InitializeDebugger();
     return debug_;
   }
 #endif
 
   inline bool IsDebuggerActive();
   inline bool DebuggerHasBreakPoints();
 
-  CpuProfiler* cpu_profiler() const { return cpu_profiler_; }
-  HeapProfiler* heap_profiler() const { return heap_profiler_; }
-
 #ifdef DEBUG
   HistogramInfo* heap_histograms() { return heap_histograms_; }
 
   JSObject::SpillInformation* js_spill_information() {
     return &js_spill_information_;
   }
 
   int* code_kind_statistics() { return code_kind_statistics_; }
 
   bool AllowHandleDereference();
@@ skipping 315 matching lines @@
   int code_kind_statistics_[Code::NUMBER_OF_KINDS];
 
   bool allow_compiler_thread_handle_deref_;
   bool allow_execution_thread_handle_deref_;
 #endif
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
   Debugger* debugger_;
   Debug* debug_;
 #endif
-  CpuProfiler* cpu_profiler_;
-  HeapProfiler* heap_profiler_;
 
 #define GLOBAL_BACKING_STORE(type, name, initialvalue)                         \
   type name##_;
   ISOLATE_INIT_LIST(GLOBAL_BACKING_STORE)
 #undef GLOBAL_BACKING_STORE
 
 #define GLOBAL_ARRAY_BACKING_STORE(type, name, length)                         \
   type name##_[length];
   ISOLATE_INIT_ARRAY_LIST(GLOBAL_ARRAY_BACKING_STORE)
 #undef GLOBAL_ARRAY_BACKING_STORE
@@ skipping 164 matching lines @@
 
 // Mark the native context with out of memory.
 inline void Context::mark_out_of_memory() {
   native_context()->set_out_of_memory(HEAP->true_value());
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ISOLATE_H_