1 files changed, 6 insertions, 13 deletions

diff --git a/deps/v8/src/full-codegen/x87/full-codegen-x87.cc b/deps/v8/src/full-codegen/x87/full-codegen-x87.cc
index f0239be1a9..0499100746 100644
--- a/deps/v8/src/full-codegen/x87/full-codegen-x87.cc
+++ b/deps/v8/src/full-codegen/x87/full-codegen-x87.cc
@@ -951,7 +951,7 @@ void FullCodeGenerator::VisitForInStatement(ForInStatement* stmt) {
   __ j(equal, &no_descriptors);
 
   __ LoadInstanceDescriptors(eax, ecx);
-  __ mov(ecx, FieldOperand(ecx, DescriptorArray::kEnumCacheOffset));
+  __ mov(ecx, FieldOperand(ecx, DescriptorArray::kEnumCacheBridgeOffset));
   __ mov(ecx, FieldOperand(ecx, DescriptorArray::kEnumCacheBridgeCacheOffset));
 
   // Set up the four remaining stack slots.
@@ -1144,8 +1144,7 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
     __ mov(ebx, Immediate(Smi::FromInt(expr->literal_index())));
     __ mov(ecx, Immediate(constant_properties));
     __ mov(edx, Immediate(Smi::FromInt(flags)));
-    Callable callable = CodeFactory::FastCloneShallowObject(
-        isolate(), expr->properties_count());
+    Callable callable = CodeFactory::FastCloneShallowObject(isolate());
     __ Call(callable.code(), RelocInfo::CODE_TARGET);
     RestoreContext();
   }
@@ -1676,12 +1675,6 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var, Token::Value op,
     // Assignment to var or initializing assignment to let/const in harmony
     // mode.
     MemOperand location = VarOperand(var, ecx);
-    if (FLAG_debug_code && var->mode() == LET && op == Token::INIT) {
-      // Check for an uninitialized let binding.
-      __ mov(edx, location);
-      __ cmp(edx, isolate()->factory()->the_hole_value());
-      __ Check(equal, kLetBindingReInitialization);
-    }
     EmitStoreToStackLocalOrContextSlot(var, location);
   }
 }
@@ -2147,9 +2140,8 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
       if (property != NULL) {
         VisitForStackValue(property->obj());
         VisitForStackValue(property->key());
-        CallRuntimeWithOperands(is_strict(language_mode())
-                                    ? Runtime::kDeleteProperty_Strict
-                                    : Runtime::kDeleteProperty_Sloppy);
+        PushOperand(Smi::FromInt(language_mode()));
+        CallRuntimeWithOperands(Runtime::kDeleteProperty);
         context()->Plug(eax);
       } else if (proxy != NULL) {
         Variable* var = proxy->var();
@@ -2161,7 +2153,8 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
           __ mov(eax, NativeContextOperand());
           __ push(ContextOperand(eax, Context::EXTENSION_INDEX));
           __ push(Immediate(var->name()));
-          __ CallRuntime(Runtime::kDeleteProperty_Sloppy);
+          __ Push(Smi::FromInt(SLOPPY));
+          __ CallRuntime(Runtime::kDeleteProperty);
           context()->Plug(eax);
         } else {
           DCHECK(!var->IsLookupSlot());