Insert HSimulate immediately after Crankshaft-inlined push.

src/hydrogen.cc

Index: src/hydrogen.cc
diff --git a/src/hydrogen.cc b/src/hydrogen.cc
index d2624161bcff57d7bbdcd94d46d7b132af303592..7ac1d5e26550406c9e02537f86e6e682793ee322 100644
--- a/src/hydrogen.cc
+++ b/src/hydrogen.cc
@@ -7786,23 +7786,28 @@ bool HOptimizedGraphBuilder::TryInlineBuiltinMethodCall(
       HValue* value_to_push = Pop();
       HValue* array = Pop();
 
-      HValue* length = Add<HLoadNamedField>(array, static_cast<HValue*>(NULL),
-          HObjectAccess::ForArrayLength(elements_kind));
+      HInstruction* new_size = NULL;
+      HValue* length = NULL;
 
       {
         NoObservableSideEffectsScope scope(this);
 
+        length = Add<HLoadNamedField>(array, static_cast<HValue*>(NULL),
+          HObjectAccess::ForArrayLength(elements_kind));
+
+        new_size = AddUncasted<HAdd>(length, graph()->GetConstant1());
+
         bool is_array = receiver_map->instance_type() == JS_ARRAY_TYPE;
         BuildUncheckedMonomorphicElementAccess(array, length,
                                                value_to_push, is_array,
                                                elements_kind, STORE,
                                                NEVER_RETURN_HOLE,
                                                STORE_AND_GROW_NO_TRANSITION);
+        Add<HSimulate>(expr->id(), REMOVABLE_SIMULATE);
       }
 
-      HInstruction* new_size = NewUncasted<HAdd>(length, Add<HConstant>(argc));
       Drop(1);  // Drop function.
-      ast_context()->ReturnInstruction(new_size, expr->id());
+      ast_context()->ReturnValue(new_size);
       return true;
     }
     default: