Mark test ViewSourceTest.ViewSourceInMenuDisabledWhileViewingSource flaky.

chrome/browser/tab_contents/view_source_uitest.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/app/chrome_command_ids.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/test/automation/browser_proxy.h"
 #include "chrome/test/automation/tab_proxy.h"
 #include "chrome/test/ui/ui_test.h"
 #include "net/test/test_server.h"
@@ skipping 73 matching lines @@
   ASSERT_TRUE(test_server_.Start());
 
   GURL url(test_server_.GetURL(kTestHtml));
   NavigateToURL(url);
 
   EXPECT_TRUE(IsMenuCommandEnabled(IDC_VIEW_SOURCE));
 }
 
 // Make sure that when looking at the page source, we can't select "View Source"
 // from the menu.
-TEST_F(ViewSourceTest, ViewSourceInMenuDisabledWhileViewingSource) {
+//
+// Occasionally crashes on all platforms, see http://crbug.com/69249
+TEST_F(ViewSourceTest, FLAKY_ViewSourceInMenuDisabledWhileViewingSource) {
   ASSERT_TRUE(test_server_.Start());
 
   GURL url_viewsource(chrome::kViewSourceScheme + std::string(":") +
       test_server_.GetURL(kTestHtml).spec());
   NavigateToURL(url_viewsource);
 
   EXPECT_FALSE(IsMenuCommandEnabled(IDC_VIEW_SOURCE));
 }
 
 }  // namespace