A64: Synchronize with r17807.

include/v8.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 96 matching lines @@
 class ObjectTemplate;
 class Primitive;
 class RawOperationDescriptor;
 class Signature;
 class StackFrame;
 class StackTrace;
 class String;
 class StringObject;
 class Symbol;
 class SymbolObject;
+class Private;
 class Uint32;
 class Utils;
 class Value;
 template <class T> class Handle;
 template <class T> class Local;
 template <class T> class Eternal;
 template<class T> class NonCopyablePersistentTraits;
 template<class T,
          class M = NonCopyablePersistentTraits<T> > class Persistent;
 template<class T, class P> class WeakCallbackObject;
@@ skipping 194 matching lines @@
   template<class F> friend class Local;
   template<class F> friend class FunctionCallbackInfo;
   template<class F> friend class PropertyCallbackInfo;
   template<class F> friend class internal::CustomArguments;
   friend Handle<Primitive> Undefined(Isolate* isolate);
   friend Handle<Primitive> Null(Isolate* isolate);
   friend Handle<Boolean> True(Isolate* isolate);
   friend Handle<Boolean> False(Isolate* isolate);
   friend class Context;
   friend class HandleScope;
+  friend class Object;
+  friend class Private;
 
   V8_INLINE static Handle<T> New(Isolate* isolate, T* that);
 
   T* val_;
 };
 
 
 /**
  * A light-weight stack-allocated object handle.  All operations
  * that return objects from within v8 return them in local handles.  They
@@ skipping 1578 matching lines @@
 /**
  * A JavaScript symbol (ECMA-262 edition 6)
  *
  * This is an experimental feature. Use at your own risk.
  */
 class V8_EXPORT Symbol : public Primitive {
  public:
   // Returns the print name string of the symbol, or undefined if none.
   Local<Value> Name() const;
 
-  // Create a symbol without a print name.
-  static Local<Symbol> New(Isolate* isolate);
-
-  // Create a symbol with a print name.
-  static Local<Symbol> New(Isolate *isolate, const char* data, int length = -1);
+  // Create a symbol. If data is not NULL, it will be used as a print name.
+  static Local<Symbol> New(
+      Isolate *isolate, const char* data = NULL, int length = -1);
 
   V8_INLINE static Symbol* Cast(v8::Value* obj);
  private:
   Symbol();
   static void CheckCast(v8::Value* obj);
 };
 
 
 /**
+ * A private symbol
+ *
+ * This is an experimental feature. Use at your own risk.
+ */
+class V8_EXPORT Private : public Data {
+ public:
+  // Returns the print name string of the private symbol, or undefined if none.
+  Local<Value> Name() const;
+
+  // Create a private symbol. If data is not NULL, it will be the print name.
+  static Local<Private> New(
+      Isolate *isolate, const char* data = NULL, int length = -1);
+
+ private:
+  Private();
+};
+
+
+/**
  * A JavaScript number value (ECMA-262, 4.3.20)
  */
 class V8_EXPORT Number : public Primitive {
  public:
   double Value() const;
   static Local<Number> New(double value);
   static Local<Number> New(Isolate* isolate, double value);
   V8_INLINE static Number* Cast(v8::Value* obj);
  private:
   Number();
@@ skipping 149 matching lines @@
                    AccessControl settings = DEFAULT,
                    PropertyAttribute attribute = None);
 
   // This function is not yet stable and should not be used at this time.
   bool SetDeclaredAccessor(Local<String> name,
                            Local<DeclaredAccessorDescriptor> descriptor,
                            PropertyAttribute attribute = None,
                            AccessControl settings = DEFAULT);
 
   /**
+   * Functionality for private properties.
+   * This is an experimental feature, use at your own risk.
+   * Note: Private properties are inherited. Do not rely on this, since it may
+   * change.
+   */
+  bool HasPrivate(Handle<Private> key);
+  bool SetPrivate(Handle<Private> key, Handle<Value> value);
+  bool DeletePrivate(Handle<Private> key);
+  Local<Value> GetPrivate(Handle<Private> key);
+
+  /**
    * Returns an array containing the names of the enumerable properties
    * of this object, including properties from prototype objects.  The
    * array returned by this method contains the same values as would
    * be enumerated by a for-in statement over this object.
    */
   Local<Array> GetPropertyNames();
 
   /**
    * This function has the same functionality as GetPropertyNames but
    * the returned array doesn't contain the names of properties from
@@ skipping 913 matching lines @@
   static void CheckCast(v8::Value* obj);
 };
 
 
 /**
  * A JavaScript value that wraps a C++ void*. This type of value is mainly used
  * to associate C++ data structures with JavaScript objects.
  */
 class V8_EXPORT External : public Value {
  public:
+  static Local<External> New(Isolate* isolate, void* value);
+  // Deprecated, do not use.
   static Local<External> New(void* value);
   V8_INLINE static External* Cast(Value* obj);
   void* Value() const;
  private:
   static void CheckCast(v8::Value* obj);
 };
 
 
 // --- Templates ---
 
@@ skipping 708 matching lines @@
  * You must set the heap size before initializing the VM - the size cannot be
  * adjusted after the VM is initialized.
  *
  * If you are using threads then you should hold the V8::Locker lock while
  * setting the stack limit and you must set a non-default stack limit separately
  * for each thread.
  */
 class V8_EXPORT ResourceConstraints {
  public:
   ResourceConstraints();
+
+  /**
+   * Configures the constraints with reasonable default values based on the
+   * capabilities of the current device the VM is running on.
+   *
+   * \param physical_memory The total amount of physical memory on the current
+   *   device, in bytes.
+   */
+  void ConfigureDefaults(uint64_t physical_memory);
+
   int max_young_space_size() const { return max_young_space_size_; }
   void set_max_young_space_size(int value) { max_young_space_size_ = value; }
   int max_old_space_size() const { return max_old_space_size_; }
   void set_max_old_space_size(int value) { max_old_space_size_ = value; }
   int max_executable_size() { return max_executable_size_; }
   void set_max_executable_size(int value) { max_executable_size_ = value; }
   uint32_t* stack_limit() const { return stack_limit_; }
   // Sets an address beyond which the VM's stack may not grow.
   void set_stack_limit(uint32_t* value) { stack_limit_ = value; }
 
@@ skipping 1413 matching lines @@
 
 class V8_EXPORT Locker {
  public:
   /**
    * Initialize Locker for a given Isolate.
    */
   V8_INLINE explicit Locker(Isolate* isolate) { Initialize(isolate); }
 
   ~Locker();
 
-  /**
-   * Start preemption.
-   *
-   * When preemption is started, a timer is fired every n milliseconds
-   * that will switch between multiple threads that are in contention
-   * for the V8 lock.
-   */
-  static void StartPreemption(Isolate* isolate, int every_n_ms);
+  V8_DEPRECATED("This will be remvoed.",
+                static void StartPreemption(Isolate *isolate, int every_n_ms));
 
-  /**
-   * Stop preemption.
-   */
-  static void StopPreemption(Isolate* isolate);
+  V8_DEPRECATED("This will be removed",
+                static void StopPreemption(Isolate* isolate));
 
   /**
    * Returns whether or not the locker for a given isolate, is locked by the
    * current thread.
    */
   static bool IsLocked(Isolate* isolate);
 
   /**
    * Returns whether v8::Locker is being used by this V8 instance.
    */
@@ skipping 583 matching lines @@
   if (V8_LIKELY(I::IsValidSmi(i))) {
     *value_ = I::IntToSmi(i);
     return;
   }
   Set(Integer::New(i, GetIsolate()));
 }
 
 template<typename T>
 void ReturnValue<T>::Set(uint32_t i) {
   TYPE_CHECK(T, Integer);
-  typedef internal::Internals I;
   // Can't simply use INT32_MAX here for whatever reason.
   bool fits_into_int32_t = (i & (1U << 31)) == 0;
   if (V8_LIKELY(fits_into_int32_t)) {
     Set(static_cast<int32_t>(i));
     return;
   }
   Set(Integer::NewFromUnsigned(i, GetIsolate()));
 }
 
 template<typename T>
@@ skipping 672 matching lines @@
  */
 
 
 }  // namespace v8
 
 
 #undef TYPE_CHECK
 
 
 #endif  // V8_H_