seccomp: disable seccomp for RendererMainTest

base/test/multiprocess_test.h

 // Copyright (c) 2010 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 BASE_TEST_MULTIPROCESS_TEST_H_
 #define BASE_TEST_MULTIPROCESS_TEST_H_
 #pragma once
 
 #include <string>
 
@@ skipping 45 matching lines @@
   //
   // Returns the handle to the child, or NULL on failure
   ProcessHandle SpawnChild(const std::string& procname, bool debug_on_start);
 
 #if defined(OS_POSIX)
   ProcessHandle SpawnChild(const std::string& procname,
                            const file_handle_mapping_vector& fds_to_map,
                            bool debug_on_start);
 #endif
 
-  CommandLine MakeCmdLine(const std::string& procname, bool debug_on_start);
+  // Set up the command line used to spawn the child process.
+  virtual CommandLine MakeCmdLine(const std::string& procname,
+                                  bool debug_on_start);
 
  private:
 #if defined(OS_WIN)
   ProcessHandle SpawnChildImpl(const std::string& procname,
                                bool debug_on_start);
 
 #elif defined(OS_POSIX)
   // TODO(port): with the CommandLine refactoring, this code is very similar
   // to the Windows code.  Investigate whether this can be made shorter.
   ProcessHandle SpawnChildImpl(const std::string& procname,
                                const file_handle_mapping_vector& fds_to_map,
                                bool debug_on_start);
 #endif
 
- DISALLOW_COPY_AND_ASSIGN(MultiProcessTest);
+  DISALLOW_COPY_AND_ASSIGN(MultiProcessTest);
 };
 
 }  // namespace base
 
 #endif  // BASE_TEST_MULTIPROCESS_TEST_H_