Remove obsolete failure crate dependency

Turbo87 · Turbo87 · commit 11b136a0ac1d · 2020-10-24T13:40:52.000+02:00
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -53,7 +53,6 @@ diesel_full_text_search = "1.0.0"
 docopt = "1.0"
 dotenv = "0.15"
 env_logger = "0.7"
-failure = "0.1.1"
 flate2 = "1.0"
 futures-channel = { version = "0.3.1", default-features = false }
 futures-util = "0.3"
diff --git a/src/controllers/user/session.rs b/src/controllers/user/session.rs
@@ -2,7 +2,6 @@ use crate::controllers::frontend_prelude::*;
 
 use crate::github;
 use conduit_cookie::RequestSession;
-use failure::Fail;
 use oauth2::reqwest::http_client;
 use oauth2::{AuthorizationCode, Scope, TokenResponse};
 
@@ -99,7 +98,6 @@ pub fn authorize(req: &mut dyn RequestExt) -> EndpointResult {
         .github
         .exchange_code(code)
         .request(http_client)
-        .map_err(|e| e.compat())
         .chain_error(|| server_error("Error obtaining token"))?;
     let token = token.access_token();
 
