Make Pepper work out-of-process in the windows sandbox

content/browser/ppapi_plugin_process_host.cc

 // 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.
 
 #include "content/browser/ppapi_plugin_process_host.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/process_util.h"
 #include "base/utf_string_conversions.h"
@@ skipping 27 matching lines @@
 
   FilePath exe_path = ChildProcessHost::GetChildPath(plugin_launcher.empty());
   if (exe_path.empty())
     return false;
 
   CommandLine* cmd_line = new CommandLine(exe_path);
   cmd_line->AppendSwitchASCII(switches::kProcessType,
                               switches::kPpapiPluginProcess);
   cmd_line->AppendSwitchASCII(switches::kProcessChannelID, channel_id());
 
+  // TODO(vtl): Stop passing flash args in the command line, on windows is
+  // going to explode.
   static const char* kForwardSwitches[] = {
     switches::kPpapiFlashArgs,
+    switches::kPpapiStartupDialog
   };
   cmd_line->CopySwitchesFrom(browser_command_line, kForwardSwitches,
                              arraysize(kForwardSwitches));
 
   if (!plugin_launcher.empty())
     cmd_line->PrependWrapper(plugin_launcher);
 
   // On posix, having a plugin launcher means we need to use another process
   // instead of just forking the zygote.
   Launch(
@@ skipping 113 matching lines @@
   ::DuplicateHandle(::GetCurrentProcess(), plugin_process,
                     renderer_process, &renderers_plugin_handle,
                     0, FALSE, DUPLICATE_SAME_ACCESS);
 #elif defined(OS_POSIX)
   // Don't need to duplicate anything on POSIX since it's just a PID.
   base::ProcessHandle renderers_plugin_handle = plugin_process;
 #endif
 
   client->OnChannelOpened(renderers_plugin_handle, channel_handle);
 }