Move work to omit unnecessary ObjectLiteral stores to the numbering pass.

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 2e6c417787945dd9c578f9718be53e9b6d5b58ae..0993b6c9739e4e62536f71197e9c195b44f5e3a6 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -1611,11 +1611,6 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
   // result_saved is false the result is in eax.
   bool result_saved = false;
 
-  // Mark all computed expressions that are bound to a key that
-  // is shadowed by a later occurrence of the same key. For the
-  // marked expressions, no store code is emitted.
-  expr->CalculateEmitStore(zone());
-
   AccessorTable accessor_table(zone());
   int property_index = 0;
   for (; property_index < expr->properties()->length(); property_index++) {