First steps towards implementing ArrayBuffer &co in V8

src/objects-debug.cc

Index: src/objects-debug.cc
diff --git a/src/objects-debug.cc b/src/objects-debug.cc
index 92867db14ce7a29816a1961b434e41aac1fbb89c..1be156e583df0dd6568db7e6f8634c6c746469a5 100644
--- a/src/objects-debug.cc
+++ b/src/objects-debug.cc
@@ -195,6 +195,9 @@ void HeapObject::HeapObjectVerify() {
     case JS_MESSAGE_OBJECT_TYPE:
       JSMessageObject::cast(this)->JSMessageObjectVerify();
       break;
+    case JS_ARRAY_BUFFER_TYPE:
+      JSArrayBuffer::cast(this)->JSArrayBufferVerify();
+      break;
 
 #define MAKE_STRUCT_CASE(NAME, Name, name) \
   case NAME##_TYPE:                        \
@@ -712,6 +715,13 @@ void JSFunctionProxy::JSFunctionProxyVerify() {
   VerifyPointer(construct_trap());
 }
 
+void JSArrayBuffer::JSArrayBufferVerify() {
+  CHECK(IsJSArrayBuffer());
+  JSObjectVerify();
+  VerifyPointer(byte_length());
+  CHECK(byte_length()->IsSmi() || byte_length()->IsHeapNumber());
+}
+
 
 void Foreign::ForeignVerify() {
   CHECK(IsForeign());