Use a distinct source parameter on gaia endpoints for the reconcilor.

google_apis/gaia/ubertoken_fetcher.cc

 // Copyright 2014 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 "google_apis/gaia/ubertoken_fetcher.h"
 
 #include <vector>
 
 #include "base/logging.h"
 #include "base/rand_util.h"
 #include "base/time/time.h"
 #include "google_apis/gaia/gaia_auth_fetcher.h"
 #include "google_apis/gaia/gaia_constants.h"
 #include "google_apis/gaia/google_service_auth_error.h"
 #include "google_apis/gaia/oauth2_token_service.h"
 
 const int UbertokenFetcher::kMaxRetries = 3;
 
 UbertokenFetcher::UbertokenFetcher(
     OAuth2TokenService* token_service,
     UbertokenConsumer* consumer,
+    const std::string& source,
     net::URLRequestContextGetter* request_context)
     : OAuth2TokenService::Consumer("uber_token_fetcher"),
       token_service_(token_service),
       consumer_(consumer),
+      source_(source),
       request_context_(request_context),
       retry_number_(0),
       second_access_token_request_(false) {
   DCHECK(token_service);
   DCHECK(consumer);
   DCHECK(request_context);
 }
 
 UbertokenFetcher::~UbertokenFetcher() {
 }
@@ skipping 67 matching lines @@
   retry_timer_.Stop();
 
   OAuth2TokenService::ScopeSet scopes;
   scopes.insert(GaiaConstants::kOAuth1LoginScope);
   access_token_request_ =
       token_service_->StartRequest(account_id_, scopes, this);
 }
 
 void UbertokenFetcher::ExchangeTokens() {
   gaia_auth_fetcher_.reset(new GaiaAuthFetcher(this,
-                                               GaiaConstants::kChromeSource,
+                                               source_,
                                                request_context_));
   gaia_auth_fetcher_->StartTokenFetchForUberAuthExchange(access_token_);
 }