Add FeedIcon API call and update dependencies

vendor/golang.org/x/oauth2/internal/token_test.go

@@ -6,6 +6,7 @@ package internal
 
 import (
 	"fmt"
+	"io"
 	"net/http"
 	"net/http/httptest"
 	"net/url"
@@ -32,6 +33,7 @@ func TestRetrieveTokenBustedNoSecret(t *testing.T) {
 		if got, want := r.FormValue("client_secret"), ""; got != want {
 			t.Errorf("client_secret = %q; want empty", got)
 		}
+		io.WriteString(w, "{}") // something non-empty, required to set a Content-Type in Go 1.10
 	}))
 	defer ts.Close()
 
@@ -82,7 +84,9 @@ func TestProviderAuthHeaderWorksDomain(t *testing.T) {
 func TestRetrieveTokenWithContexts(t *testing.T) {
 	const clientID = "client-id"
 
-	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {}))
+	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		io.WriteString(w, "{}") // something non-empty, required to set a Content-Type in Go 1.10
+	}))
 	defer ts.Close()
 
 	_, err := RetrieveToken(context.Background(), clientID, "", ts.URL, url.Values{})

vendor/golang.org/x/oauth2/mailru/mailru.go

@@ -0,0 +1,16 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package mailru provides constants for using OAuth2 to access Mail.Ru.
+package mailru // import "golang.org/x/oauth2/mailru"
+
+import (
+	"golang.org/x/oauth2"
+)
+
+// Endpoint is Mail.Ru's OAuth 2.0 endpoint.
+var Endpoint = oauth2.Endpoint{
+	AuthURL:  "https://o2.mail.ru/login",
+	TokenURL: "https://o2.mail.ru/token",
+}

vendor/golang.org/x/oauth2/microsoft/microsoft.go

@@ -14,3 +14,18 @@ var LiveConnectEndpoint = oauth2.Endpoint{
 	AuthURL:  "https://login.live.com/oauth20_authorize.srf",
 	TokenURL: "https://login.live.com/oauth20_token.srf",
 }
+
+// AzureADEndpoint returns a new oauth2.Endpoint for the given tenant at Azure Active Directory.
+// If tenant is empty, it uses the tenant called `common`.
+//
+// For more information see:
+// https://docs.microsoft.com/en-us/azure/active-directory/develop/active-directory-v2-protocols#endpoints
+func AzureADEndpoint(tenant string) oauth2.Endpoint {
+	if tenant == "" {
+		tenant = "common"
+	}
+	return oauth2.Endpoint{
+		AuthURL:  "https://login.microsoftonline.com/" + tenant + "/oauth2/v2.0/authorize",
+		TokenURL: "https://login.microsoftonline.com/" + tenant + "/oauth2/v2.0/token",
+	}
+}

vendor/golang.org/x/oauth2/token.go

@@ -123,7 +123,7 @@ func (t *Token) expired() bool {
 	if t.Expiry.IsZero() {
 		return false
 	}
-	return t.Expiry.Add(-expiryDelta).Before(time.Now())
+	return t.Expiry.Round(0).Add(-expiryDelta).Before(time.Now())
 }
 
 // Valid reports whether t is non-nil, has an AccessToken, and is not expired.

vendor/golang.org/x/oauth2/twitch/twitch.go

@@ -0,0 +1,19 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package twitch provides constants for using OAuth2 to access Twitch.
+package twitch // import "golang.org/x/oauth2/twitch"
+
+import (
+	"golang.org/x/oauth2"
+)
+
+// Endpoint is Twitch's OAuth 2.0 endpoint.
+//
+// For more information see:
+// https://dev.twitch.tv/docs/authentication
+var Endpoint = oauth2.Endpoint{
+	AuthURL:  "https://api.twitch.tv/kraken/oauth2/authorize",
+	TokenURL: "https://api.twitch.tv/kraken/oauth2/token",
+}

vendor/golang.org/x/oauth2/yahoo/yahoo.go

@@ -0,0 +1,17 @@
+// Copyright 2017 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+// Package yahoo provides constants for using OAuth2 to access Yahoo.
+package yahoo // import "golang.org/x/oauth2/yahoo"
+
+import (
+	"golang.org/x/oauth2"
+)
+
+// Endpoint is Yahoo's OAuth 2.0 endpoint.
+// See https://developer.yahoo.com/oauth2/guide/
+var Endpoint = oauth2.Endpoint{
+	AuthURL:  "https://api.login.yahoo.com/oauth2/request_auth",
+	TokenURL: "https://api.login.yahoo.com/oauth2/get_token",
+}