[turbofan] Add support for special JSArrayBufferView accessors.

src/compiler/access-builder.h

Index: src/compiler/access-builder.h
diff --git a/src/compiler/access-builder.h b/src/compiler/access-builder.h
index 8e154ff390418e51d55527ca9bd3615793b44f7f..e6429bff075604577107bbeef33fee7b695b6127 100644
--- a/src/compiler/access-builder.h
+++ b/src/compiler/access-builder.h
@@ -43,6 +43,12 @@ class AccessBuilder final : public AllStatic {
   // Provides access to JSArrayBuffer::backing_store() field.
   static FieldAccess ForJSArrayBufferBackingStore();
 
+  // Provides access to JSArrayBuffer::bit_field() field.
+  static FieldAccess ForJSArrayBufferBitField();
+
+  // Provides access to JSArrayBufferView::buffer() field.
+  static FieldAccess ForJSArrayBufferViewBuffer();
+
   // Provides access to JSDate fields.
   static FieldAccess ForJSDateField(JSDate::FieldIndex index);