ethsync: optional ipc codegen

ethcore/src/client/client.rs

@@ -1377,7 +1377,6 @@ impl MayPanic for Client {
 	}
 }
 
-#[cfg(feature = "light")]
 impl ::client::ProvingBlockChainClient for Client {
 	fn prove_storage(&self, key1: H256, key2: H256, from_level: u32, id: BlockID) -> Vec<Bytes> {
 		self.state_at(id)

ethcore/src/client/mod.rs

@@ -29,7 +29,6 @@ pub use self::test_client::{TestBlockChainClient, EachBlockWith};
 pub use self::chain_notify::ChainNotify;
 pub use self::traits::{BlockChainClient, MiningBlockChainClient};
 
-#[cfg(feature = "light")]
 pub use self::traits::ProvingBlockChainClient;
 
 pub use types::ids::*;

ethcore/src/client/traits.rs

@@ -278,7 +278,6 @@ pub trait MiningBlockChainClient: BlockChainClient {
 }
 
 /// Extended client interface for providing proofs of the state.
-#[cfg(feature = "light")]
 pub trait ProvingBlockChainClient: BlockChainClient {
 	/// Prove account storage at a specific block id.
 	///