[net/http auth] Use strings to identify authentication schemes.

chrome/browser/chromeos/login/profile_auth_data_unittest.cc

Index: chrome/browser/chromeos/login/profile_auth_data_unittest.cc
diff --git a/chrome/browser/chromeos/login/profile_auth_data_unittest.cc b/chrome/browser/chromeos/login/profile_auth_data_unittest.cc
index 2973727bbd4a976f572beb055727dc8bdd06931e..bfc0b72a82653f2552810622ffaefe977bf9f57b 100644
--- a/chrome/browser/chromeos/login/profile_auth_data_unittest.cc
+++ b/chrome/browser/chromeos/login/profile_auth_data_unittest.cc
@@ -38,6 +38,7 @@ namespace chromeos {
 namespace {
 
 const char kProxyAuthURL[] = "http://example.com/";
+const char kProxyAuthScheme[] = "basic";
 const char kProxyAuthRealm[] = "realm";
 const char kProxyAuthChallenge[] = "challenge";
 const char kProxyAuthPassword1[] = "password 1";
@@ -160,10 +161,8 @@ net::ChannelIDStore::ChannelIDList ProfileAuthDataTest::GetUserChannelIDs() {
 
 void ProfileAuthDataTest::VerifyTransferredUserProxyAuthEntry() {
   net::HttpAuthCache::Entry* entry =
-      GetProxyAuth(&user_browser_context_)->Lookup(
-          GURL(kProxyAuthURL),
-          kProxyAuthRealm,
-          net::HttpAuth::AUTH_SCHEME_BASIC);
+      GetProxyAuth(&user_browser_context_)
+          ->Lookup(GURL(kProxyAuthURL), kProxyAuthRealm, kProxyAuthScheme);
   ASSERT_TRUE(entry);
   EXPECT_EQ(base::ASCIIToUTF16(kProxyAuthPassword1),
             entry->credentials().password());
@@ -200,14 +199,12 @@ void ProfileAuthDataTest::PopulateBrowserContext(
     const std::string& proxy_auth_password,
     const std::string& cookie_value,
     scoped_ptr<crypto::ECPrivateKey> channel_id_key) {
-  GetProxyAuth(browser_context)->Add(
-      GURL(kProxyAuthURL),
-      kProxyAuthRealm,
-      net::HttpAuth::AUTH_SCHEME_BASIC,
-      kProxyAuthChallenge,
-      net::AuthCredentials(base::string16(),
-                           base::ASCIIToUTF16(proxy_auth_password)),
-      std::string());
+  GetProxyAuth(browser_context)
+      ->Add(GURL(kProxyAuthURL), kProxyAuthRealm, kProxyAuthScheme,
+            kProxyAuthChallenge,
+            net::AuthCredentials(base::string16(),
+                                 base::ASCIIToUTF16(proxy_auth_password)),
+            std::string());
 
   net::CookieMonster* cookies = GetCookies(browser_context);
   // Ensure |cookies| is fully initialized.