Cancel Proxy Type (#2334)

* cancel proxy

* fix

* Remove reject_announcement and add CancelProxy to westend

Co-authored-by: David Dorgan <david@parity.io>

polkadot/runtime/kusama/src/lib.rs

@@ -846,6 +846,7 @@ pub enum ProxyType {
 	Governance,
 	Staking,
 	IdentityJudgement,
+	CancelProxy,
 }
 impl Default for ProxyType { fn default() -> Self { Self::Any } }
 impl InstanceFilter<Call> for ProxyType {
@@ -912,6 +913,9 @@ impl InstanceFilter<Call> for ProxyType {
 			ProxyType::IdentityJudgement => matches!(c,
 				Call::Identity(pallet_identity::Call::provide_judgement(..)) |
 				Call::Utility(..)
+			),
+			ProxyType::CancelProxy => matches!(c,
+				Call::Proxy(pallet_proxy::Call::remove_announcement(..))
 			)
 		}
 	}

polkadot/runtime/polkadot/src/lib.rs

@@ -828,6 +828,7 @@ pub enum ProxyType {
 	Staking = 3,
 	// Skip 4 as it is now removed (was SudoBalances)
 	IdentityJudgement = 5,
+	CancelProxy = 6,
 }
 
 #[cfg(test)]
@@ -916,6 +917,9 @@ impl InstanceFilter<Call> for ProxyType {
 			ProxyType::IdentityJudgement => matches!(c,
 				Call::Identity(pallet_identity::Call::provide_judgement(..)) |
 				Call::Utility(..)
+			),
+			ProxyType::CancelProxy => matches!(c,
+				Call::Proxy(pallet_proxy::Call::remove_announcement(..))
 			)
 		}
 	}

polkadot/runtime/westend/src/lib.rs

@@ -591,6 +591,7 @@ pub enum ProxyType {
 	Staking,
 	SudoBalances,
 	IdentityJudgement,
+	CancelProxy,
 }
 impl Default for ProxyType { fn default() -> Self { Self::Any } }
 impl InstanceFilter<Call> for ProxyType {
@@ -643,6 +644,9 @@ impl InstanceFilter<Call> for ProxyType {
 			ProxyType::IdentityJudgement => matches!(c,
 				Call::Identity(pallet_identity::Call::provide_judgement(..)) |
 				Call::Utility(..)
+			),
+			ProxyType::CancelProxy => matches!(c,
+				Call::Proxy(pallet_proxy::Call::remove_announcement(..))
 			)
 		}
 	}