Fix invalid usage of StoreIC_ArrayLength optimization.

src/ia32/macro-assembler-ia32.h

Index: src/ia32/macro-assembler-ia32.h
diff --git a/src/ia32/macro-assembler-ia32.h b/src/ia32/macro-assembler-ia32.h
index 46f99be2002d1e77463250c085832f87d3f8e3d4..47214ea03cddbca9077af10e1ecb72bf0111be15 100644
--- a/src/ia32/macro-assembler-ia32.h
+++ b/src/ia32/macro-assembler-ia32.h
@@ -308,8 +308,9 @@ class MacroAssembler: public Assembler {
   void SafeSet(Register dst, const Immediate& x);
   void SafePush(const Immediate& x);
 
-  // Compare a register against a known root, e.g. undefined, null, true, ...
+  // Compare against a known root, e.g. undefined, null, true, ...
   void CompareRoot(Register with, Heap::RootListIndex index);
+  void CompareRoot(const Operand& with, Heap::RootListIndex index);
 
   // Compare object type for heap object.
   // Incoming register is heap_object and outgoing register is map.