A64: Synchronize with r16489.

src/v8globals.h

Index: src/v8globals.h
diff --git a/src/v8globals.h b/src/v8globals.h
index 8a1cc17dd55408bbbe247a7a65e9942dd787b22f..7fa2fd62c56035d7ef11559f39e7b28cee2da2e3 100644
--- a/src/v8globals.h
+++ b/src/v8globals.h
@@ -163,6 +163,7 @@ class Deserializer;
 class MessageLocation;
 class VirtualMemory;
 class Mutex;
+class RecursiveMutex;
 
 typedef bool (*WeakSlotCallback)(Object** pointer);
 
@@ -346,8 +347,9 @@ union IeeeDoubleBigEndianArchType {
 
 // AccessorCallback
 struct AccessorDescriptor {
-  MaybeObject* (*getter)(Object* object, void* data);
-  MaybeObject* (*setter)(JSObject* object, Object* value, void* data);
+  MaybeObject* (*getter)(Isolate* isolate, Object* object, void* data);
+  MaybeObject* (*setter)(
+      Isolate* isolate, JSObject* object, Object* value, void* data);
   void* data;
 };
 
@@ -563,6 +565,11 @@ enum ClearExceptionFlag {
 };
 
 
+enum MinusZeroMode {
+  TREAT_MINUS_ZERO_AS_ZERO,
+  FAIL_ON_MINUS_ZERO
+};
+
 } }  // namespace v8::internal
 
 #endif  // V8_V8GLOBALS_H_