Disable DeclarativeContentApiTest.Overview (flaky).

chrome/browser/extensions/api/declarative_content/declarative_content_apitest.cc

 // Copyright (c) 2012 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 "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "build/build_config.h"
@@ skipping 234 matching lines @@
                          base::ASCIIToUTF16("title"),
                          GURL("http://test2/"));
 
   NavigateInRenderer(tab, GURL("http://test2/"));
   EXPECT_EQ(match_is_bookmarked, page_action->GetIsVisible(tab_id));
 
   NavigateInRenderer(tab, GURL("http://test3/"));
   EXPECT_EQ(!match_is_bookmarked, page_action->GetIsVisible(tab_id));
 }
 
-IN_PROC_BROWSER_TEST_F(DeclarativeContentApiTest, Overview) {
+// Disabled due to flake. https://crbug.com/606574.
+IN_PROC_BROWSER_TEST_F(DeclarativeContentApiTest, DISABLED_Overview) {
   ext_dir_.WriteManifest(kDeclarativeContentManifest);
   ext_dir_.WriteFile(
       FILE_PATH_LITERAL("background.js"),
       "var declarative = chrome.declarative;\n"
       "\n"
       "var PageStateMatcher = chrome.declarativeContent.PageStateMatcher;\n"
       "var ShowPageAction = chrome.declarativeContent.ShowPageAction;\n"
       "\n"
       "var rule = {\n"
       "  conditions: [new PageStateMatcher({\n"
@@ skipping 659 matching lines @@
 // action interfaces, add a test that checks that a navigation always evaluates
 // consistent URL state for all conditions. i.e.: if condition1 evaluates to
 // false on url0 and true on url1, and condition2 evaluates to true on url0 and
 // false on url1, navigate from url0 to url1 and validate that no action is
 // triggered. Do the same when navigating back to url0. This kind of test is
 // unfortunately not feasible with the current implementation and the existing
 // supported conditions and actions.
 
 }  // namespace
 }  // namespace extensions