Check for warnings when loading extensions in browser tests.

chrome/browser/extensions/api/extension_action/page_action_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 "chrome/browser/extensions/browser_event_router.h"
 #include "chrome/browser/extensions/extension_apitest.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sessions/restore_tab_helper.h"
@@ skipping 127 matching lines @@
     ASSERT_TRUE(catcher.GetNextResult());
   }
 
   ASSERT_FALSE(page_action->HasPopup(tab_id))
       << "Page action popup should have been removed.";
 }
 
 // Tests old-style pageActions API that is deprecated but we don't want to
 // break.
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, OldPageActions) {
-  ASSERT_TRUE(RunExtensionTest("page_action/old_api")) << message_;
+  ASSERT_TRUE(RunExtensionTestIgnoreManifestWarnings("page_action/old_api")) <<
+      message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
 
   // Have the extension enable the page action.
   {
     ResultCatcher catcher;
     ui_test_utils::NavigateToURL(browser(),
         GURL(extension->GetResourceURL("page.html")));
     ASSERT_TRUE(catcher.GetNextResult());
   }
@@ skipping 44 matching lines @@
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, Getters) {
   ASSERT_TRUE(RunExtensionTest("page_action/getters")) << message_;
   const Extension* extension = GetSingleLoadedExtension();
   ASSERT_TRUE(extension) << message_;
 
   ResultCatcher catcher;
   ui_test_utils::NavigateToURL(browser(),
       GURL(extension->GetResourceURL("update.html")));
   ASSERT_TRUE(catcher.GetNextResult());
 }