Fix computed properties on object literals with a double as propertyname.

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index bb6beec95da1222bc774bb92facd3b60e2b714d1..4255d66868cd6f4fd8dee95057e99ae2ef7695b9 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -1708,9 +1708,9 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
         VisitForStackValue(key);
         VisitForStackValue(value);
         if (property->emit_store()) {
-          __ mov(r0, Operand(Smi::FromInt(NONE)));  // PropertyAttributes
+          __ mov(r0, Operand(Smi::FromInt(SLOPPY)));  // PropertyAttributes
           __ push(r0);
-          __ CallRuntime(Runtime::kAddProperty, 4);
+          __ CallRuntime(Runtime::kSetProperty, 4);
         } else {
           __ Drop(3);
         }