webapk: Avoid overwriting default CreationParams

content/browser/android/child_process_launcher_android.cc

 // 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.
 
 #include "content/browser/android/child_process_launcher_android.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 38 matching lines @@
                                   jint handle) {
   StartChildProcessCallback* callback =
       reinterpret_cast<StartChildProcessCallback*>(client_context);
   int launch_result = (handle == base::kNullProcessHandle)
                       ? LAUNCH_RESULT_FAILURE
                       : LAUNCH_RESULT_SUCCESS;
   callback->Run(static_cast<base::ProcessHandle>(handle), launch_result);
   delete callback;
 }
 
-void StartChildProcess(
-    const base::CommandLine::StringVector& argv,
-    int child_process_id,
-    content::FileDescriptorInfo* files_to_register,
-    const StartChildProcessCallback& callback) {
+void StartChildProcess(const base::CommandLine::StringVector& argv,
+                       int child_process_id,
+                       content::FileDescriptorInfo* files_to_register,
+                       int child_process_param_id,
+                       const StartChildProcessCallback& callback) {
   JNIEnv* env = AttachCurrentThread();
   DCHECK(env);
 
   // Create the Command line String[]
   ScopedJavaLocalRef<jobjectArray> j_argv = ToJavaArrayOfStrings(env, argv);
 
   size_t file_count = files_to_register->GetMappingSize();
   DCHECK(file_count > 0);
 
   ScopedJavaLocalRef<jclass> j_file_info_class = base::android::GetClass(
@@ skipping 11 matching lines @@
     ScopedJavaLocalRef<jobject> j_file_info =
         Java_ChildProcessLauncher_makeFdInfo(env, id, fd, auto_close,
             region.offset, region.size);
     PCHECK(j_file_info.obj());
     env->SetObjectArrayElement(j_file_infos.obj(), i, j_file_info.obj());
     if (auto_close) {
       ignore_result(files_to_register->ReleaseFD(fd).release());
     }
   }
 
-  constexpr int param_key = 0;  // TODO(boliu): Use this.
   Java_ChildProcessLauncher_start(
-      env, base::android::GetApplicationContext(), param_key, j_argv,
-      child_process_id, j_file_infos,
+      env, base::android::GetApplicationContext(), child_process_param_id,
+      j_argv, child_process_id, j_file_infos,
       reinterpret_cast<intptr_t>(new StartChildProcessCallback(callback)));
 }
 
 void StopChildProcess(base::ProcessHandle handle) {
   JNIEnv* env = AttachCurrentThread();
   DCHECK(env);
   Java_ChildProcessLauncher_stop(env, static_cast<jint>(handle));
 }
 
 bool IsChildProcessOomProtected(base::ProcessHandle handle) {
@@ skipping 42 matching lines @@
   gl::ScopedJavaSurface surface_view =
       gpu::GpuSurfaceTracker::GetInstance()->AcquireJavaSurface(surface_id);
   return base::android::ScopedJavaLocalRef<jobject>(surface_view.j_surface());
 }
 
 bool RegisterChildProcessLauncher(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content