Don't allow content scripts to execute on file:// urls....

chrome/browser/extensions/stubs_apitest.cc

 // Copyright (c) 2009 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/extension_apitest.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/test/ui_test_utils.h"
 
 #if defined(OS_WIN)  // TODO(asargent) get this working on linux
 // Tests that we throw errors when you try using extension APIs that aren't
 // supported in content scripts.
 //
 // If you have added a new API to extension_api.json and this test starts
 // failing, most likely you need to either mark it as "unprivileged" (if it
 // should be available in content scripts) or update the list of privileged APIs
 // in renderer_extension_bindings.js.
 IN_PROC_BROWSER_TEST_F(ExtensionApiTest, Stubs) {
+  HTTPTestServer* server = StartHTTPServer();
+
   ASSERT_TRUE(RunExtensionTest("stubs")) << message_;
 
-  // Navigate to a simple file:// page, which should get the content script
+  // Navigate to a simple http:// page, which should get the content script
   // injected and run the rest of the test.
-  FilePath test_dir;
-  ASSERT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &test_dir));
-  FilePath simple_html_path = test_dir.AppendASCII("simple.html");
-  ui_test_utils::NavigateToURL(browser(),
-                               GURL(simple_html_path.value()));
+  GURL url = server->TestServerPage("file/extensions/test_file.html");
+  ui_test_utils::NavigateToURL(browser(), url);
+
   ResultCatcher catcher;
   ASSERT_TRUE(catcher.GetNextResult());
 }
 #endif