Remove unneeded setrpc method.

ui/app/actions.js

@@ -680,10 +680,8 @@ function setDefaultRpcTarget (rpcList) {
         console.error(err)
         return dispatch(self.displayWarning('Had a problem changing networks.'))
       }
-      dispatch(self.setRpc(result))
     })
   }
-
 }
 
 function setRpcTarget (newRpc) {
@@ -694,18 +692,8 @@ function setRpcTarget (newRpc) {
         console.err(err)
         return dispatch(self.displayWarning('Had a problem changing networks!'))
       }
-        dispatch(self.setRpc(result))
     })
   }
-
-
-}
-
-function setRpc (newRpc) {
-  return {
-    type: actions.SET_RPC_TARGET,
-    value: 'http://localhost:8545',
-  }
 }
 
 function setProviderType (type) {