Disable flaky WebNavigationApiTest.CrossProcessFragment.

chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc

Index: chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
diff --git a/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc b/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
index 7c801da029b0564e69ea3a0abafdc57d953687de..db83bc1924e5bfab847351e7aa26749f5816d50d 100644
--- a/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
+++ b/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
@@ -728,7 +728,8 @@ IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, CrossProcessAbort) {
   ASSERT_TRUE(catcher.GetNextResult()) << catcher.message();
 }
 
-IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, CrossProcessFragment) {
+// crbug.com/708139.
+IN_PROC_BROWSER_TEST_F(WebNavigationApiTest, DISABLED_CrossProcessFragment) {
   ASSERT_TRUE(StartEmbeddedTestServer());
 
   // See crossProcessFragment/f.html.