Correct iOS build for latest Xcode beta.

ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm

Index: ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
diff --git a/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm b/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
index db1cd90a464c81ae9bc7b483e462c876e11361d9..aec2fa0eaca342481379df5074fa1c1764ea9049 100644
--- a/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
+++ b/ios/web/web_state/ui/wk_web_view_configuration_provider_unittest.mm
@@ -68,6 +68,9 @@ TEST_F(WKWebViewConfigurationProviderTest, ConfigurationOwnerhip) {
             other_provider.GetWebViewConfiguration().processPool);
 }
 
+#if 0

[rohitrao (ping after 24h), 2015/06/10 16:18:22]

We can check the current SDK version instead of #if 0, right?

[justincohen, 2015/06/10 16:33:36]

shreyasv is OK with fixing it shortly.  It's a small fix.

+// TODO(shreyasv) Disabled for usaging of nil on latest Xcode beta.
+// crbug.com/498841
 // Tests that internal configuration object can not be changed by clients.
 TEST_F(WKWebViewConfigurationProviderTest, ConfigurationProtection) {
   CR_TEST_REQUIRES_WK_WEB_VIEW();
@@ -93,6 +96,7 @@ TEST_F(WKWebViewConfigurationProviderTest, ConfigurationProtection) {
   EXPECT_EQ(userContentController.get(),
             provider.GetWebViewConfiguration().userContentController);
 }
+#endif
 
 // Tests that |HasWebViewConfiguration| returns false by default.
 TEST_F(WKWebViewConfigurationProviderTest, NoConfigurationByDefault) {