Removal of execution strategies (#14387)

* Start

* More work!

* Moar

* More changes

* More fixes

* More worrk

* More fixes

* More fixes to make it compile

* Adds `NoOffchainStorage`

* Pass the extensions

* Small basti making small progress

* Fix merge errors and remove `ExecutionContext`

* Move registration of `ReadRuntimeVersionExt` to `ExecutionExtension`

Instead of registering `ReadRuntimeVersionExt` in `sp-state-machine` it is moved to
`ExecutionExtension` which provides the default extensions.

* Fix compilation

* Register the global extensions inside runtime api instance

* Fixes

* Fix `generate_initial_session_keys` by passing the keystore extension

* Fix the grandpa tests

* Fix more tests

* Fix more tests

* Don't set any heap pages if there isn't an override

* Fix small fallout

* FMT

* Fix tests

* More tests

* Offchain worker custom extensions

* More fixes

* Make offchain tx pool creation reusable

Introduces an `OffchainTransactionPoolFactory` for creating offchain transactions pools that can be
registered in the runtime externalities context. This factory will be required for a later pr to
make the creation of offchain transaction pools easier.

* Fixes

* Fixes

* Set offchain transaction pool in BABE before using it in the runtime

* Add the `offchain_tx_pool` to Grandpa as well

* Fix the nodes

* Print some error when using the old warnings

* Fix merge issues

* Fix compilation

* Rename `babe_link`

* Rename to `offchain_tx_pool_factory`

* Cleanup

* FMT

* Fix benchmark name

* Fix `try-runtime`

* Remove `--execution` CLI args

* Make clippy happy

* Forward bls functions

* Fix docs

* Update UI tests

* Update client/api/src/execution_extensions.rs

Co-authored-by: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>

* Apply suggestions from code review

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/cli/src/params/import_params.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Update client/api/src/execution_extensions.rs

Co-authored-by: Koute <koute@users.noreply.github.com>

* Pass the offchain storage to the MMR RPC

* Update client/api/src/execution_extensions.rs

Co-authored-by: Sebastian Kunert <skunert49@gmail.com>

* Review comments

* Fixes

---------

Co-authored-by: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>
Co-authored-by: Koute <koute@users.noreply.github.com>
Co-authored-by: Sebastian Kunert <skunert49@gmail.com>

substrate/client/consensus/pow/src/lib.rs

@@ -58,7 +58,6 @@ use sp_block_builder::BlockBuilder as BlockBuilderApi;
 use sp_blockchain::HeaderBackend;
 use sp_consensus::{Environment, Error as ConsensusError, Proposer, SelectChain, SyncOracle};
 use sp_consensus_pow::{Seal, TotalDifficulty, POW_ENGINE_ID};
-use sp_core::ExecutionContext;
 use sp_inherents::{CreateInherentDataProviders, InherentDataProvider};
 use sp_runtime::{
 	generic::{BlockId, Digest, DigestItem},
@@ -269,7 +268,6 @@ where
 		block: B,
 		at_hash: B::Hash,
 		inherent_data_providers: CIDP::InherentDataProviders,
-		execution_context: ExecutionContext,
 	) -> Result<(), Error<B>> {
 		if *block.header().number() < self.check_inherents_after {
 			return Ok(())
@@ -283,7 +281,7 @@ where
 		let inherent_res = self
 			.client
 			.runtime_api()
-			.check_inherents_with_context(at_hash, execution_context, block, inherent_data)
+			.check_inherents(at_hash, block, inherent_data)
 			.map_err(|e| Error::Client(e.into()))?;
 
 		if !inherent_res.ok() {
@@ -348,7 +346,6 @@ where
 					self.create_inherent_data_providers
 						.create_inherent_data_providers(parent_hash, ())
 						.await?,
-					block.origin.into(),
 				)
 				.await?;
 			}