contracts: Make Origin information available (#13708)

* contracts: allow root calls

* contracts: update ContractOrigin

* contracts: test allow root calls

* contracts: rustfmt

* contracts: test root caller traps

* contracts: add Caller enum

* contracts: improve some comments

* contracts: improve some comments

* contracts: format code with +nightly

* contracts: fix failing tests

* contracts: improve charte instantiate call when root origin

* contract: refactor common, call and instantiate inputs

* contracts: fix some failing test

* contracts: trap caller when there is no account id

* Update frame/contracts/src/lib.rs

Co-authored-by: PG Herveou <pgherveou@gmail.com>

* Update frame/contracts/src/exec.rs

Co-authored-by: PG Herveou <pgherveou@gmail.com>

* contracts: make `into_deposit` return zero when the origin is root

* contracts: cargo fmt

* contracts: charging and terminating tests refactored

* contracts: improved errors

* contracts: refactor & merge ContractOrigin cand Caller enums

* Update frame/contracts/src/lib.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* contracts: apply suggested pr changes

* contracts: rename Caller to Origin

* contracts: refactor run fn

* contracts: cr improvements

* contracts: allow root to use delegate call

* contracts: add caller_is_root weight

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* contracts: add caller_is_root benchmarking

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* contracts: add caller_is_root benchmarking

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* contracts: add some minor improvements

* contracts: make caller_is_root runtime fn unstable

* contracts: fix failing wasm test

* contracts: update benchmarking for origin_is_root

* contracts: improve seal_caller_is_root benchmarking

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* contracts: add small pr improvements

* contracts: fix broken tests after master merge

* contracts: acknowledge the default storage deposit limit

* ".git/.scripts/commands/bench/bench.sh" pallet dev pallet_contracts

* contracts: move origin to CommonInput

* contracts: add some extra tests

* contracts: move ensure origin logic inside invokable::run_guarded

* contracts: add minor improvements

* contracts: fix caller_is_root benchmarking

* contracts: improve function description

* Update frame/contracts/src/lib.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Update frame/contracts/src/lib.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* Update frame/contracts/src/wasm/runtime.rs

Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>

* contracts: improve function description

---------

Co-authored-by: parity-processbot <>
Co-authored-by: PG Herveou <pgherveou@gmail.com>
Co-authored-by: Sasha Gryaznov <hi@agryaznov.com>