Linux: inform the Zygote when it's waiting on a dead process

content/browser/browser_child_process_host_impl.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/browser_child_process_host_impl.h"
 
 #include "base/base_switches.h"
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
@@ skipping 176 matching lines @@
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(&ChildNotificationHelper, type, data_));
 }
 
 base::TerminationStatus BrowserChildProcessHostImpl::GetTerminationStatus(
     int* exit_code) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   if (!child_process_.get())  // If the delegate doesn't use Launch() helper.
     return base::GetTerminationStatus(data_.handle, exit_code);
-  return child_process_->GetChildTerminationStatus(exit_code);
+  return child_process_->GetChildTerminationStatus(false /* known_dead */,
+                                                   exit_code);
 }
 
 bool BrowserChildProcessHostImpl::OnMessageReceived(
     const IPC::Message& message) {
   return delegate_->OnMessageReceived(message);
 }
 
 void BrowserChildProcessHostImpl::OnChannelConnected(int32 peer_pid) {
   Notify(NOTIFICATION_CHILD_PROCESS_HOST_CONNECTED);
   delegate_->OnChannelConnected(peer_pid);
@@ skipping 53 matching lines @@
 void BrowserChildProcessHostImpl::OnProcessLaunched() {
   if (!child_process_->GetHandle()) {
     delete delegate_;  // Will delete us
     return;
   }
   data_.handle = child_process_->GetHandle();
   delegate_->OnProcessLaunched();
 }
 
 }  // namespace content