webapk: Avoid overwriting default CreationParams

content/browser/child_process_launcher_helper.h

 // Copyright 2017 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_BROWSER_CHILD_PROCESS_LAUNCHER_HELPER_H_
 #define CONTENT_BROWSER_CHILD_PROCESS_LAUNCHER_HELPER_H_
 
 #include <memory>
 
 #include "base/macros.h"
@@ skipping 57 matching lines @@
     ZygoteHandle zygote = nullptr;
 #endif
   };
 
   ChildProcessLauncherHelper(
       int child_process_id,
       BrowserThread::ID client_thread_id,
       std::unique_ptr<base::CommandLine> command_line,
       std::unique_ptr<SandboxedProcessLauncherDelegate> delegate,
       const base::WeakPtr<ChildProcessLauncher>& child_process_launcher,
-      bool terminate_on_shutdown);
+      bool terminate_on_shutdown,
+      int param_id);
 
   // The methods below are defined in the order they are called.
 
   // Starts the flow of launching the process.
   void StartLaunchOnClientThread();
 
   // Platform specific.
   void BeforeLaunchOnClientThread();
 
   // Called in to give implementors a chance at creating a server pipe.
@@ skipping 84 matching lines @@
   base::CommandLine* command_line() { return command_line_.get(); }
   int child_process_id() const { return child_process_id_; }
 
   std::string GetProcessType();
 
   static void ForceNormalProcessTerminationSync(
       ChildProcessLauncherHelper::Process process);
 
   const int child_process_id_;
   const BrowserThread::ID client_thread_id_;
+  const int param_id_;
   base::TimeTicks begin_launch_time_;
   std::unique_ptr<base::CommandLine> command_line_;
   std::unique_ptr<SandboxedProcessLauncherDelegate> delegate_;
   base::WeakPtr<ChildProcessLauncher> child_process_launcher_;
   mojo::edk::ScopedPlatformHandle mojo_client_handle_;
   mojo::edk::ScopedPlatformHandle mojo_server_handle_;
   bool terminate_on_shutdown_;
 };
 
 }  // namespace internal
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_CHILD_PROCESS_LAUNCHER_HELPER_H_