1 files changed, 6 insertions, 13 deletions

diff --git a/deps/v8/src/full-codegen/mips/full-codegen-mips.cc b/deps/v8/src/full-codegen/mips/full-codegen-mips.cc
index 4725d3c3d4..e051b0b158 100644
--- a/deps/v8/src/full-codegen/mips/full-codegen-mips.cc
+++ b/deps/v8/src/full-codegen/mips/full-codegen-mips.cc
@@ -1023,7 +1023,7 @@ void FullCodeGenerator::VisitForInStatement(ForInStatement* stmt) {
   __ Branch(&no_descriptors, eq, a1, Operand(Smi::kZero));
 
   __ LoadInstanceDescriptors(v0, a2);
-  __ lw(a2, FieldMemOperand(a2, DescriptorArray::kEnumCacheOffset));
+  __ lw(a2, FieldMemOperand(a2, DescriptorArray::kEnumCacheBridgeOffset));
   __ lw(a2, FieldMemOperand(a2, DescriptorArray::kEnumCacheBridgeCacheOffset));
 
   // Set up the four remaining stack slots.
@@ -1222,8 +1222,7 @@ void FullCodeGenerator::VisitObjectLiteral(ObjectLiteral* expr) {
     __ Push(a3, a2, a1, a0);
     __ CallRuntime(Runtime::kCreateObjectLiteral);
   } else {
-    Callable callable = CodeFactory::FastCloneShallowObject(
-        isolate(), expr->properties_count());
+    Callable callable = CodeFactory::FastCloneShallowObject(isolate());
     __ Call(callable.code(), RelocInfo::CODE_TARGET);
     RestoreContext();
   }
@@ -1776,12 +1775,6 @@ void FullCodeGenerator::EmitVariableAssignment(Variable* var, Token::Value op,
     // Assignment to var or initializing assignment to let/const in harmony
     // mode.
     MemOperand location = VarOperand(var, a1);
-    if (FLAG_debug_code && var->mode() == LET && op == Token::INIT) {
-      // Check for an uninitialized let binding.
-      __ lw(a2, location);
-      __ LoadRoot(t0, Heap::kTheHoleValueRootIndex);
-      __ Check(eq, kLetBindingReInitialization, a2, Operand(t0));
-    }
     EmitStoreToStackLocalOrContextSlot(var, location);
   }
 }
@@ -2259,9 +2252,8 @@ 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(v0);
       } else if (proxy != NULL) {
         Variable* var = proxy->var();
@@ -2273,7 +2265,8 @@ void FullCodeGenerator::VisitUnaryOperation(UnaryOperation* expr) {
           __ LoadGlobalObject(a2);
           __ li(a1, Operand(var->name()));
           __ Push(a2, a1);
-          __ CallRuntime(Runtime::kDeleteProperty_Sloppy);
+          __ Push(Smi::FromInt(SLOPPY));
+          __ CallRuntime(Runtime::kDeleteProperty);
           context()->Plug(v0);
         } else {
           DCHECK(!var->IsLookupSlot());