BlobUrlBrowserTest: Add a test exercising blob: URLs from file:// documents.

content/public/test/browser_test_base.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_TEST_BROWSER_TEST_BASE_H_
 #define CONTENT_PUBLIC_TEST_BROWSER_TEST_BASE_H_
 
 #include "base/callback.h"
 #include "base/compiler_specific.h"
 #include "base/threading/thread.h"
@@ skipping 103 matching lines @@
   // returns.
   void PostTaskToInProcessRendererAndWait(const base::Closure& task);
 
   // Call this before SetUp() to cause the test to generate pixel output.
   void EnablePixelOutput();
 
   // Call this before SetUp() to not use GL, but use software compositing
   // instead.
   void UseSoftwareCompositing();
 
+  // Call this before SetUp to run without kAllowFileAccessFromFiles.
+  void RevokeFileAccessFromFiles();
+
   // Returns true if the test will be using GL acceleration via OSMesa.
   bool UsingOSMesa() const;
 
  private:
   void ProxyRunTestOnMainThreadLoop();
 
   // Testing server, started on demand.
   std::unique_ptr<net::SpawnedTestServer> spawned_test_server_;
 
   // Embedded test server, cheap to create, started on demand.
   std::unique_ptr<net::EmbeddedTestServer> embedded_test_server_;
 
   // Host resolver used during tests.
   scoped_refptr<net::RuleBasedHostResolverProc> rule_based_resolver_;
 
   // Expected exit code (default is 0).
   int expected_exit_code_;
 
   // When true, the compositor will produce pixel output that can be read back
   // for pixel tests.
   bool enable_pixel_output_;
 
   // When true, do compositing with the software backend instead of using GL.
   bool use_software_compositing_;
 
+  // Controls the presence of the kAllowFileAccessFromFiles command line switch.
+  bool allow_file_access_from_files_;
+
   // Whether SetUp was called. This value is checked in the destructor of this
   // class to ensure that SetUp was called. If it's not called, the test will
   // not run and report a false positive result.
   bool set_up_called_;
 
 #if defined(OS_POSIX)
   bool handle_sigterm_;
 #endif
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_BROWSER_TEST_BASE_H_