Temporarily disabled tests failing on 10.8, when running on 10.8.

chrome/browser/ui/cocoa/ssl_client_certificate_selector_cocoa_browsertest.mm

 // 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.
 
 #import "chrome/browser/ui/cocoa/ssl_client_certificate_selector_cocoa.h"
 
 #import <SecurityInterface/SFChooseIdentityPanel.h>
 
 #include "base/bind.h"
+#import "base/mac/mac_util.h"
 #include "chrome/browser/ssl/ssl_client_certificate_selector_test.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/web_contents_modal_dialog_manager.h"
 #include "chrome/browser/ssl/ssl_client_certificate_selector.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_view.h"
 #include "content/public/test/test_utils.h"
 #include "ui/base/cocoa/window_size_constants.h"
 
 namespace {
 
 void OnCertificateSelected(net::X509Certificate** out_cert,
                            int* out_count,
                            net::X509Certificate* cert) {
   *out_cert = cert;
   ++(*out_count);
 }
 
 }  // namespace
 
 typedef SSLClientCertificateSelectorTestBase
     SSLClientCertificateSelectorCocoaTest;
 
 IN_PROC_BROWSER_TEST_F(SSLClientCertificateSelectorCocoaTest, Basic) {
+  // TODO(kbr): re-enable: http://crbug.com/222296
+  if (base::mac::IsOSMountainLionOrLater())
+    return;
+
   content::WebContents* web_contents =
       browser()->tab_strip_model()->GetActiveWebContents();
   WebContentsModalDialogManager* web_contents_modal_dialog_manager =
       WebContentsModalDialogManager::FromWebContents(web_contents);
   EXPECT_FALSE(web_contents_modal_dialog_manager->IsShowingDialog());
 
   net::X509Certificate* cert = NULL;
   int count = 0;
   SSLClientCertificateSelectorCocoa* selector =
       [[SSLClientCertificateSelectorCocoa alloc]
@@ skipping 37 matching lines @@
   AddBlankTabAndShow(browser());
   EXPECT_EQ(0.0, [sheetWindow alphaValue]);
   EXPECT_TRUE(NSEqualRects(ui::kWindowSizeDeterminedLater,
                            [sheetWindow frame]));
 
   // Switch back and verify that the sheet is shown.
   chrome::SelectNumberedTab(browser(), 0);
   EXPECT_EQ(1.0, [sheetWindow alphaValue]);
   EXPECT_TRUE(NSEqualRects(sheetFrame, [sheetWindow frame]));
 }