clean up

state_object.go

@@ -154,9 +154,6 @@ func (s *stateObject) GetCommittedState(db StateDatabase, key common.Hash) commo
 		return s.fakeStorage[key]
 	}
 	// If we have a pending write or clean cached, return that
-	if value, pending := s.pendingStorage[key]; pending {
-		return value
-	}
 	if value, cached := s.originStorage[key]; cached {
 		return value
 	}

statedb.go

@@ -15,23 +15,20 @@ import (
 )
 
 /*
-The portions of the EVM we want to leverage only use the following methods:
+   The portions of the EVM we want to leverage only use the following methods
+   (The rest can be left with panics for now):
 
-GetBalance
+   * Exist
-Snapshot
+   * CreateAccount
-Exist
+   * GetCodeHash
-CreateAccount
+   * AddAddressToAccessList
-SubBalance
+   * {Get,Set}Nonce
-AddBalance
+   * {Get,Set,Add,Sub}Balance
-GetCode
+   * {Get,Set}Code
-GetCodeHash
+   * {Get,Set}State
-RevertToSnapshot
+   * {Get,Set}TransientState
-GetNonce
+   * Snapshot
-SetNonce
+   * RevertToSnapshot
-AddAddressToAccessList
-SetCode
-
-The rest can be left with panics for now
 */
 
 var _ vm.StateDB = &StateDB{}