[heap] introduce ArrayBufferTracker

src/runtime/runtime-typedarray.cc

Index: src/runtime/runtime-typedarray.cc
diff --git a/src/runtime/runtime-typedarray.cc b/src/runtime/runtime-typedarray.cc
index 7c2e277b3f270a74456a9c397aec81d6232e17d5..56b004eb091527b2adb3932af55fac6cbf77fbce 100644
--- a/src/runtime/runtime-typedarray.cc
+++ b/src/runtime/runtime-typedarray.cc
@@ -6,6 +6,7 @@
 
 #include "src/arguments.h"
 #include "src/factory.h"
+#include "src/heap/array-buffer-tracker.h"

[Michael Lippautz, 2015/09/04 08:24:15]

Only include src/heap/heap.h

[fedor.indutny, 2015/09/04 08:58:05]

Acknowledged, doesn't look like it is needed.

 #include "src/messages.h"
 #include "src/objects-inl.h"
 #include "src/runtime/runtime.h"
@@ -92,9 +93,8 @@ RUNTIME_FUNCTION(Runtime_ArrayBufferNeuter) {
   void* backing_store = array_buffer->backing_store();
   size_t byte_length = NumberToSize(isolate, array_buffer->byte_length());
   array_buffer->set_is_external(true);
+  isolate->heap()->array_buffer_tracker()->Unregister(*array_buffer);

[Michael Lippautz, 2015/09/04 08:24:16]

Use the wrapper call for Unregister.

[fedor.indutny, 2015/09/04 08:58:05]

Acknowledged.

   array_buffer->Neuter();
-  isolate->heap()->UnregisterArrayBuffer(
-      isolate->heap()->InNewSpace(*array_buffer), backing_store);
   isolate->array_buffer_allocator()->Free(backing_store, byte_length);
   return isolate->heap()->undefined_value();
 }