Change GAIA path for CrOS Account Manager's add account flow

Bug: 833797
Change-Id: Ib83ba49c9cd87d8ff8723ea53b6f32404f0e066a
Reviewed-on: https://chromium-review.googlesource.com/1082473
Commit-Queue: Kush Sinha <sinhak@chromium.org>
Reviewed-by: Mihai Sardarescu <msarda@chromium.org>
Cr-Commit-Position: refs/heads/master@{#567686}

chrome/browser/ui/webui/signin/inline_login_handler_chromeos.cc

@@ -97,13 +97,12 @@ InlineLoginHandlerChromeOS::~InlineLoginHandlerChromeOS() = default;
 
 void InlineLoginHandlerChromeOS::SetExtraInitParams(
     base::DictionaryValue& params) {
+  const GaiaUrls* const gaia_urls = GaiaUrls::GetInstance();
   params.SetKey("service", base::Value("chromiumsync"));
   params.SetKey("isNewGaiaFlow", base::Value(true));
-  params.SetKey(
-      "clientId",
-      base::Value(GaiaUrls::GetInstance()->oauth2_chrome_client_id()));
+  params.SetKey("clientId", base::Value(gaia_urls->oauth2_chrome_client_id()));
 
-  const GURL& url = GaiaUrls::GetInstance()->embedded_signin_url();
+  const GURL& url = gaia_urls->embedded_setup_chromeos_url(2U);
   params.SetKey("gaiaPath", base::Value(url.path().substr(1)));
 
   params.SetKey("constrained", base::Value("1"));