Recording array buffer views.

src/mark-compact.h

Index: src/mark-compact.h
diff --git a/src/mark-compact.h b/src/mark-compact.h
index 0f20440062710bbc0e9108a7e1092476ac04cdbe..a7f37db8e68e160d29f73a1c4a70f33f6e046e44 100644
--- a/src/mark-compact.h
+++ b/src/mark-compact.h
@@ -700,6 +700,13 @@ class MarkCompactCollector {
     encountered_weak_maps_ = weak_map;
   }
 
+  inline Object* encountered_array_buffers() { 
+    return encountered_array_buffers_; 
+  }
+  inline void set_encountered_array_buffers(Object* array_buffer) {
+    encountered_array_buffers_ = array_buffer;
+  }
+
   void InvalidateCode(Code* code);
 
   void ClearMarkbits();
@@ -810,6 +817,7 @@ class MarkCompactCollector {
   friend class MarkCompactMarkingVisitor;
   friend class CodeMarkingVisitor;
   friend class SharedFunctionInfoMarkingVisitor;
+  friend class IncrementalMarking;
 
   // Mark code objects that are active on the stack to prevent them
   // from being flushed.
@@ -894,6 +902,9 @@ class MarkCompactCollector {
   // The linked list of all encountered weak maps is destroyed.
   void ClearWeakMaps();
 
+  void ProcessArrayBuffers();
+  void ClearArrayBuffersOnAbort();
+
   // -----------------------------------------------------------------------
   // Phase 2: Sweeping to clear mark bits and free non-live objects for
   // a non-compacting collection.
@@ -932,6 +943,7 @@ class MarkCompactCollector {
   MarkingDeque marking_deque_;
   CodeFlusher* code_flusher_;
   Object* encountered_weak_maps_;
+  Object* encountered_array_buffers_;
 
   List<Page*> evacuation_candidates_;
   List<Code*> invalidated_code_;