Oilpan: support eager tracing of objects when marking.

Source/platform/heap/HeapTerminatedArray.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef HeapTerminatedArray_h
 #define HeapTerminatedArray_h
 
 #include "platform/heap/Heap.h"
 #include "wtf/TerminatedArray.h"
 #include "wtf/TerminatedArrayBuilder.h"
@@ skipping 31 matching lines @@
         }
     };
 
     // Prohibit construction. Allocator makes HeapTerminatedArray instances for
     // HeapTerminatedArrayBuilder by pointer casting.
     HeapTerminatedArray();
 
     template<typename U, template <typename> class> friend class WTF::TerminatedArrayBuilder;
 };
 
+template<typename T>
+class TraceEagerlyTrait<HeapTerminatedArray<T> > {
+public:
+    static const bool value = IS_EAGERLY_TRACED_HEAP_COLLECTION(T);
+};
+
 } // namespace blink
 
 #endif // HeapTerminatedArray_h