Support multiple interrupt requests in v8 API.

src/api.cc

 // 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.
 
 #include "src/api.h"
 
 #include <string.h>  // For memcpy, strlen.
 #ifdef V8_USE_ADDRESS_SANITIZER
 #include <sanitizer/asan_interface.h>
 #endif  // V8_USE_ADDRESS_SANITIZER
@@ skipping 6446 matching lines @@
 
 void Isolate::CancelTerminateExecution() {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this);
   isolate->stack_guard()->ClearTerminateExecution();
   isolate->CancelTerminateExecution();
 }
 
 
 void Isolate::RequestInterrupt(InterruptCallback callback, void* data) {
   i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this);
-  isolate->set_api_interrupt_callback(callback);
-  isolate->set_api_interrupt_callback_data(data);
-  isolate->stack_guard()->RequestApiInterrupt();
+  isolate->RequestInterrupt(callback, data);
 }
 
 
 void Isolate::ClearInterrupt() {
-  i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this);
-  isolate->stack_guard()->ClearApiInterrupt();
-  isolate->set_api_interrupt_callback(NULL);
-  isolate->set_api_interrupt_callback_data(NULL);
 }
 
 
 void Isolate::RequestGarbageCollectionForTesting(GarbageCollectionType type) {
   CHECK(i::FLAG_expose_gc);
   if (type == kMinorGarbageCollection) {
     reinterpret_cast<i::Isolate*>(this)->heap()->CollectGarbage(
         i::NEW_SPACE, "Isolate::RequestGarbageCollection",
         kGCCallbackFlagForced);
   } else {
@@ skipping 1266 matching lines @@
   Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate());
   Address callback_address =
       reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback));
   VMState<EXTERNAL> state(isolate);
   ExternalCallbackScope call_scope(isolate, callback_address);
   callback(info);
 }
 
 
 } }  // namespace v8::internal