Macro gear_common::impl_pallet_system_inner

macro_rules! impl_pallet_system_inner {
    ($runtime:ty$(,)?) => { ... };
    ($runtime:ty, DbWeight = $db_weight:ty $(, $( $rest:tt )*)?) => { ... };
    ($runtime:ty, BlockWeights = $block_weights:ty $(, $( $rest:tt )*)?) => { ... };
}