Add missing write barrirer code.

src/ia32/full-codegen-ia32.cc

Index: src/ia32/full-codegen-ia32.cc
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index 5fd594cbe9eb8dd8d7e1f868df07a3d943bbb12f..514a8b34294bd79bec5d9ab54a22429b31002d7f 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -95,7 +95,7 @@ void FullCodeGenerator::Generate(FunctionLiteral* fun) {
         // Load parameter from stack.
         __ mov(eax, Operand(ebp, parameter_offset));
         // Store it in the context
-        __ mov(Operand(esi, Context::SlotOffset(slot->index())), eax);
+        Move(slot, eax, ecx, edx);
       }
     }
   }