Elide hole checks on KeyedLoads of holey double arrays.

src/arm/lithium-codegen-arm.cc

Index: src/arm/lithium-codegen-arm.cc
diff --git a/src/arm/lithium-codegen-arm.cc b/src/arm/lithium-codegen-arm.cc
index 3a0f476b5af475ebc58713a420d3eb40464bb09a..874ead6a3f49d60aac38bc1a82d35025e1588d11 100644
--- a/src/arm/lithium-codegen-arm.cc
+++ b/src/arm/lithium-codegen-arm.cc
@@ -95,6 +95,12 @@ void LCodeGen::FinishCode(Handle<Code> code) {
     transition_maps_.at(i)->AddDependentCode(
         DependentCode::kTransitionGroup, code);
   }
+  if (graph()->depends_on_empty_array_proto_elements()) {
+    isolate()->initial_object_prototype()->map()->AddDependentCode(
+        DependentCode::kElementsCantBeAddedGroup, code);
+    isolate()->initial_array_prototype()->map()->AddDependentCode(
+        DependentCode::kElementsCantBeAddedGroup, code);
+  }
 }