[cleanup] Remove dead code from DeclareLookupSlot and rename it

src/full-codegen/arm64/full-codegen-arm64.cc

Index: src/full-codegen/arm64/full-codegen-arm64.cc
diff --git a/src/full-codegen/arm64/full-codegen-arm64.cc b/src/full-codegen/arm64/full-codegen-arm64.cc
index f34b76e2e030fb15a6e4899b030376495e830984..2c139de23c15001d67be0e8daed5aad17e816d37 100644
--- a/src/full-codegen/arm64/full-codegen-arm64.cc
+++ b/src/full-codegen/arm64/full-codegen-arm64.cc
@@ -803,7 +803,6 @@ void FullCodeGenerator::VisitVariableDeclaration(
       DCHECK(!hole_init);
       // Pushing 0 (xzr) indicates no initial value.
       __ Push(x2, xzr);
-      __ Push(Smi::FromInt(variable->DeclarationPropertyAttributes()));
       __ CallRuntime(Runtime::kDeclareLookupSlot);
       PrepareForBailoutForId(proxy->id(), BailoutState::NO_REGISTERS);
       break;
@@ -861,7 +860,6 @@ void FullCodeGenerator::VisitFunctionDeclaration(
       PushOperand(x2);
       // Push initial value for function declaration.
       VisitForStackValue(declaration->fun());
-      PushOperand(Smi::FromInt(variable->DeclarationPropertyAttributes()));
       CallRuntimeWithOperands(Runtime::kDeclareLookupSlot);
       PrepareForBailoutForId(proxy->id(), BailoutState::NO_REGISTERS);
       break;