Mark flaky test as flaky.

BUG=120762
TEST=None

Review URL: https://chromiumcodereview.appspot.com/9885001

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@129494 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/extensions/content_script_apitest.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -80,8 +80,14 @@ IN_PROC_BROWSER_TEST_F(ExtensionApiTest, ContentScriptViewSource) {
   ASSERT_TRUE(RunExtensionTest("content_scripts/view_source")) << message_;
 }
 
+#if defined (OS_CHROMEOS)
+IN_PROC_BROWSER_TEST_F(
+    ExtensionApiTest,
+    FLAKY_ContentScriptStylesInjectedIntoExistingRenderers) {
+#else
 IN_PROC_BROWSER_TEST_F(
     ExtensionApiTest, ContentScriptStylesInjectedIntoExistingRenderers) {
+#endif
   ASSERT_TRUE(StartTestServer());
 
   ui_test_utils::WindowedNotificationObserver signal(