Disable [TranslateTestCase testTranslateInfobar]

TBR=sdefresne@chromium.org
BUG=none

Review-Url: https://codereview.chromium.org/2914253002
Cr-Commit-Position: refs/heads/master@{#476363}

ios/chrome/browser/translate/translate_egtest.mm

@@ -636,7 +636,7 @@ using translate::LanguageDetectionController;
 }
 
 // Tests that the Translate infobar is displayed after translation.
-- (void)testTranslateInfobar {
+- (void)DISABLED_testTranslateInfobar {
   const GURL URL =
       web::test::HttpServer::MakeUrl("http://scenarioTranslateInfobar");
   std::map<GURL, std::string> responses;