Implemented inline login dialog for Chrome OS.

chrome/browser/chromeos/login/oauth2_token_fetcher.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/login/oauth2_token_fetcher.h"
 
 #include "base/logging.h"
 #include "base/strings/string_util.h"
 #include "chromeos/network/network_handler.h"
 #include "chromeos/network/network_state.h"
@@ skipping 21 matching lines @@
     net::URLRequestContextGetter* context_getter)
     : delegate_(delegate),
       auth_fetcher_(this, GaiaConstants::kChromeSource, context_getter),
       retry_count_(0) {
   DCHECK(delegate);
 }
 
 OAuth2TokenFetcher::~OAuth2TokenFetcher() {
 }
 
-void OAuth2TokenFetcher::StartExchangeFromCookies() {
+void OAuth2TokenFetcher::StartExchangeFromCookies(
+    const std::string& session_index) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-
+  session_index_ = session_index;
   // Delay the verification if the network is not connected or on a captive
   // portal.
   const NetworkState* default_network =
       NetworkHandler::Get()->network_state_handler()->DefaultNetwork();
   if (!default_network ||
       default_network->connection_state() == shill::kStatePortal) {
     // If network is offline, defer the token fetching until online.
     VLOG(1) << "Network is offline.  Deferring OAuth2 token fetch.";
     BrowserThread::PostDelayedTask(
-        BrowserThread::UI, FROM_HERE,
+        BrowserThread::UI,
+        FROM_HERE,
         base::Bind(&OAuth2TokenFetcher::StartExchangeFromCookies,
-                   AsWeakPtr()),
+                   AsWeakPtr(),
+                   session_index),
         base::TimeDelta::FromMilliseconds(kRequestRestartDelay));
     return;
   }
-  auth_fetcher_.StartCookieForOAuthLoginTokenExchange(std::string());
+  auth_fetcher_.StartCookieForOAuthLoginTokenExchange(session_index);
 }
 
 void OAuth2TokenFetcher::StartExchangeFromAuthCode(
     const std::string& auth_code) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   auth_code_ = auth_code;
   // Delay the verification if the network is not connected or on a captive
   // portal.
   const NetworkState* default_network =
       NetworkHandler::Get()->network_state_handler()->DefaultNetwork();
@@ skipping 17 matching lines @@
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   VLOG(1) << "Got OAuth2 tokens!";
   retry_count_ = 0;
   oauth_tokens_ = oauth_tokens;
   delegate_->OnOAuth2TokensAvailable(oauth_tokens_);
 }
 
 void OAuth2TokenFetcher::OnClientOAuthFailure(
     const GoogleServiceAuthError& error) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
-  RetryOnError(
-      error,
-      auth_code_.empty() ?
-          base::Bind(&OAuth2TokenFetcher::StartExchangeFromCookies,
-                     AsWeakPtr()) :
-          base::Bind(&OAuth2TokenFetcher::StartExchangeFromAuthCode,
-                     AsWeakPtr(), auth_code_),
-      base::Bind(&Delegate::OnOAuth2TokensFetchFailed,
-                 base::Unretained(delegate_)));
+  RetryOnError(error,
+               auth_code_.empty()
+                   ? base::Bind(&OAuth2TokenFetcher::StartExchangeFromCookies,
+                                AsWeakPtr(),
+                                session_index_)
+                   : base::Bind(&OAuth2TokenFetcher::StartExchangeFromAuthCode,
+                                AsWeakPtr(),
+                                auth_code_),
+               base::Bind(&Delegate::OnOAuth2TokensFetchFailed,
+                          base::Unretained(delegate_)));
 }
 
 void OAuth2TokenFetcher::RetryOnError(const GoogleServiceAuthError& error,
                                       const base::Closure& task,
                                       const base::Closure& error_handler) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
   if ((error.state() == GoogleServiceAuthError::CONNECTION_FAILED ||
        error.state() == GoogleServiceAuthError::SERVICE_UNAVAILABLE ||
        error.state() == GoogleServiceAuthError::REQUEST_CANCELED) &&
       retry_count_ < kMaxRequestAttemptCount) {
     retry_count_++;
     BrowserThread::PostDelayedTask(
         BrowserThread::UI, FROM_HERE, task,
         base::TimeDelta::FromMilliseconds(kRequestRestartDelay));
     return;
   }
   LOG(ERROR) << "Unrecoverable error or retry count max reached. State: "
              << error.state() << ", network error: " << error.network_error()
              << ", message: " << error.error_message();
   error_handler.Run();
 }
 
 }  // namespace chromeos