Fix PathTracer.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index 8ef7f20231f5e5a0d77bae8321462db95affe69e..ac1a33750a6eeee0eb89519e57a5165ec9ad7ee8 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -5077,12 +5077,16 @@ class FixedTypedArrayBase: public FixedArrayBase {
 
   inline int size();
 
+  inline int SizeFromMap(Map* map);

[Michael Starzinger, 2014/05/27 12:19:55]

nit: Instead of overloading the SizeFromMap() name, can we call this
TypedArraySize() instead? Also it might make sense to consider passing the
InstanceType instead of the map.

+
   // Use with care: returns raw pointer into heap.
   inline void* DataPtr();
 
-  inline int DataSize();
+  inline int DataSize() { return DataSizeFromMap(map()); }
 
  private:
+  inline int DataSizeFromMap(Map* map);
+
   DISALLOW_IMPLICIT_CONSTRUCTORS(FixedTypedArrayBase);
 };