android: Post stop/onServiceDisconnected to launcher

content/browser/child_process_launcher_helper_android.cc

 // 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.
 
 #include "content/browser/child_process_launcher_helper_android.h"
 
 #include <memory>
 
 #include "base/android/apk_assets.h"
 #include "base/android/context_utils.h"
@@ skipping 16 matching lines @@
 using base::android::ScopedJavaGlobalRef;
 using base::android::ScopedJavaLocalRef;
 using base::android::ToJavaArrayOfStrings;
 
 namespace content {
 namespace internal {
 namespace {
 
 // Stops a child process based on the handle returned from StartChildProcess.
 void StopChildProcess(base::ProcessHandle handle) {
+  DCHECK_CURRENTLY_ON(BrowserThread::PROCESS_LAUNCHER);
   JNIEnv* env = AttachCurrentThread();
   DCHECK(env);
   Java_ChildProcessLauncherHelper_stop(env, static_cast<jint>(handle));
 }
 
 }  // namespace
 
 void ChildProcessLauncherHelper::BeforeLaunchOnClientThread() {
   // Android only supports renderer, sandboxed utility and gpu.
   std::string process_type =
@@ skipping 105 matching lines @@
   if (Java_ChildProcessLauncherHelper_isOomProtected(AttachCurrentThread(),
                                                      java_peer_)) {
     return base::TERMINATION_STATUS_OOM_PROTECTED;
   }
   return base::GetTerminationStatus(process.process.Handle(), exit_code);
 }
 
 // static
 bool ChildProcessLauncherHelper::TerminateProcess(
     const base::Process& process, int exit_code, bool wait) {
-  StopChildProcess(process.Handle());
+  BrowserThread::PostTask(BrowserThread::PROCESS_LAUNCHER, FROM_HERE,
+                          base::Bind(&StopChildProcess, process.Handle()));
   return true;
 }
 
 // static
 void ChildProcessLauncherHelper::ForceNormalProcessTerminationSync(
     ChildProcessLauncherHelper::Process process) {
   DCHECK_CURRENTLY_ON(BrowserThread::PROCESS_LAUNCHER);
   VLOG(1) << "ChromeProcess: Stopping process with handle "
           << process.process.Handle();
   StopChildProcess(process.process.Handle());
@@ skipping 72 matching lines @@
           AttachCurrentThread()));
 }
 
 }  // namespace internal
 
 bool RegisterChildProcessLauncher(JNIEnv* env) {
   return internal::RegisterNativesImpl(env);
 }
 
 }  // namespace content