Pass ArrayBuffer::Allocator via Isolate::CreateParams

src/isolate.h

Index: src/isolate.h
diff --git a/src/isolate.h b/src/isolate.h
index ff03db8a57b73222977385e0dac50e0d8b13f121..b9f842e7670a306066f30e3f221196ff77e102bf 100644
--- a/src/isolate.h
+++ b/src/isolate.h
@@ -1114,8 +1114,6 @@ class Isolate {
   BasicBlockProfiler* GetOrCreateBasicBlockProfiler();
   BasicBlockProfiler* basic_block_profiler() { return basic_block_profiler_; }
 
-  static Isolate* NewForTesting() { return new Isolate(false); }
-
   std::string GetTurboCfgFileName();
 
 #if TRACE_MAPS
@@ -1145,6 +1143,13 @@ class Isolate {
 
   List<Object*>* partial_snapshot_cache() { return &partial_snapshot_cache_; }
 
+  void set_array_buffer_allocator(v8::ArrayBuffer::Allocator* allocator) {
+    array_buffer_allocator_ = allocator;
+  }
+  v8::ArrayBuffer::Allocator* array_buffer_allocator() const {
+    return array_buffer_allocator_;
+  }
+
  protected:
   explicit Isolate(bool enable_serializer);
 
@@ -1369,6 +1374,8 @@ class Isolate {
 
   List<Object*> partial_snapshot_cache_;
 
+  v8::ArrayBuffer::Allocator* array_buffer_allocator_;
+
   friend class ExecutionAccess;
   friend class HandleScopeImplementer;
   friend class OptimizingCompileDispatcher;