Disables testHistoryForwardNavigation.

ios/chrome/browser/web/navigation_egtest.mm

 // Copyright 2016 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.
 
 #import <XCTest/XCTest.h>
 
 #include "base/ios/ios_util.h"
 #include "components/strings/grit/components_strings.h"
 #include "ios/chrome/test/app/web_view_interaction_test_util.h"
 #import "ios/chrome/test/earl_grey/chrome_earl_grey.h"
@@ skipping 360 matching lines @@
   // Tap the forward button in the toolbar and verify the second URL is loaded.
   [[EarlGrey selectElementWithMatcher:forwardButton()]
       performAction:grey_tap()];
   [[EarlGrey selectElementWithMatcher:chrome_test_util::omniboxText(
                                           secondURL.GetContent())]
       assertWithMatcher:grey_notNil()];
 }
 
 // Tests going back via back button then forward via history.forward().
 - (void)testHistoryForwardNavigation {
+// TODO(crbug.com/677129): Reenable this test.
+#if TARGET_OS_IPHONE
+  EARL_GREY_TEST_SKIPPED(@"flaky on devices");
+#endif  // TARGET_OS_IPHONE
+
   SetupBackAndForwardResponseProvider();
 
   // Navigate to an HTML page with a forward button.
   const GURL firstURL = web::test::HttpServer::MakeUrl(kForwardURL);
   [ChromeEarlGrey loadURL:firstURL];
 
   // Navigate to some other page.
   const GURL secondURL = web::test::HttpServer::MakeUrl(kTestURL);
   [ChromeEarlGrey loadURL:secondURL];
 
@@ skipping 292 matching lines @@
   // Navigate forward and assert the the resulting page is the proper
   // destination.
   [[EarlGrey selectElementWithMatcher:forwardButton()]
       performAction:grey_tap()];
   [[EarlGrey selectElementWithMatcher:chrome_test_util::omniboxText(
                                           destinationURL.GetContent())]
       assertWithMatcher:grey_notNil()];
 }
 
 @end