Use new people.get api instead of oauth2/v1/userinfo.

components/policy/core/common/cloud/user_info_fetcher.cc

 // Copyright (c) 2012 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 "components/policy/core/common/cloud/user_info_fetcher.h"
 
 #include "base/json/json_reader.h"
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "base/values.h"
 #include "google_apis/gaia/gaia_urls.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "net/base/load_flags.h"
 #include "net/http/http_status_code.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_request_status.h"
 #include "url/gurl.h"
 
-namespace {
-
-static const char kAuthorizationHeaderFormat[] =
-    "Authorization: Bearer %s";
-
-static std::string MakeAuthorizationHeader(const std::string& auth_token) {
-  return base::StringPrintf(kAuthorizationHeaderFormat, auth_token.c_str());
-}
-
-}  // namespace
-
 namespace policy {
 
 UserInfoFetcher::UserInfoFetcher(Delegate* delegate,
                                  net::URLRequestContextGetter* context)
-    : delegate_(delegate),
-      context_(context) {
+    : delegate_(delegate), gaia_client_(context) {
   DCHECK(delegate);
 }
 
 UserInfoFetcher::~UserInfoFetcher() {
 }
 
 void UserInfoFetcher::Start(const std::string& access_token) {
   // Create a URLFetcher and start it.
-  url_fetcher_.reset(net::URLFetcher::Create(
-      0, GaiaUrls::GetInstance()->oauth_user_info_url(),
-      net::URLFetcher::GET, this));
-  url_fetcher_->SetRequestContext(context_);
-  url_fetcher_->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
-                             net::LOAD_DO_NOT_SAVE_COOKIES);
-  url_fetcher_->AddExtraRequestHeader(MakeAuthorizationHeader(access_token));
-  url_fetcher_->Start();  // Results in a call to OnURLFetchComplete().
+  gaia_client_.GetUserInfo(access_token, 0, &delegate_);
 }
 
-void UserInfoFetcher::OnURLFetchComplete(const net::URLFetcher* source) {
-  net::URLRequestStatus status = source->GetStatus();
-  GoogleServiceAuthError error = GoogleServiceAuthError::AuthErrorNone();
-  if (!status.is_success()) {
-    if (status.status() == net::URLRequestStatus::CANCELED)
-      error = GoogleServiceAuthError(GoogleServiceAuthError::REQUEST_CANCELED);
-    else
-      error = GoogleServiceAuthError::FromConnectionError(status.error());
-  } else if (source->GetResponseCode() != net::HTTP_OK) {
-    DLOG(WARNING) << "UserInfo request failed with HTTP code: "
-                  << source->GetResponseCode();
-    error = GoogleServiceAuthError(
-        GoogleServiceAuthError::CONNECTION_FAILED);
-  }
-  if (error.state() != GoogleServiceAuthError::NONE) {
-    delegate_->OnGetUserInfoFailure(error);
-    return;
-  }
+UserInfoFetcher::GaiaDelegate::GaiaDelegate(UserInfoFetcher::Delegate* delegate)
+    : delegate_(delegate) {
+}
 
-  // Successfully fetched userinfo from the server - parse it and hand it off
-  // to the delegate.
-  std::string unparsed_data;
-  source->GetResponseAsString(&unparsed_data);
-  DVLOG(1) << "Received UserInfo response: " << unparsed_data;
-  scoped_ptr<base::Value> parsed_value(base::JSONReader::Read(unparsed_data));
-  base::DictionaryValue* dict;
-  if (parsed_value.get() && parsed_value->GetAsDictionary(&dict)) {
-    delegate_->OnGetUserInfoSuccess(dict);
-  } else {
-    NOTREACHED() << "Could not parse userinfo response from server";
-    delegate_->OnGetUserInfoFailure(GoogleServiceAuthError(
-        GoogleServiceAuthError::CONNECTION_FAILED));
-  }
+void UserInfoFetcher::GaiaDelegate::OnGetUserInfoResponse(
+    scoped_ptr<base::DictionaryValue> user_info) {
+  delegate_->OnGetUserInfoSuccess(user_info.get());
+}
+
+void UserInfoFetcher::GaiaDelegate::OnOAuthError() {
+  GoogleServiceAuthError error =
+      GoogleServiceAuthError(GoogleServiceAuthError::INVALID_GAIA_CREDENTIALS);
+  delegate_->OnGetUserInfoFailure(error);
+}
+
+void UserInfoFetcher::GaiaDelegate::OnNetworkError(int response_code) {
+  GoogleServiceAuthError error =
+      GoogleServiceAuthError::FromConnectionError(response_code);
+  delegate_->OnGetUserInfoFailure(error);
 }
 
 };  // namespace policy