Basic scaffolding for a "content shell", i.e. test browser over the content module.

content/app/content_main.h

 // Copyright (c) 2011 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_APP_CONTENT_MAIN_H_
 #define CONTENT_APP_CONTENT_MAIN_H_
 #pragma once
 
 #include "build/build_config.h"
 
@@ skipping 15 matching lines @@
 // in NULL for |delegate| if they don't want to override default startup.
 #if defined(OS_WIN)
 
 // |sandbox_info| should be initialized using InitializeSandboxInfo from
 // content_main_win.h
 int ContentMain(HINSTANCE instance,
                 sandbox::SandboxInterfaceInfo* sandbox_info,
                 ContentMainDelegate* delegate);
 #else
 int ContentMain(int argc,
-                char** argv,
+                const char** argv,
                 ContentMainDelegate* delegate);
 #endif
 
 }  // namespace content
 
 #endif  // CONTENT_APP_CONTENT_MAIN_H_