Part 1 of repairing regressions to my old clang check plugins so Nico can

chrome/common/child_process_host.cc

 // Copyright (c) 2010 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 "chrome/common/child_process_host.h"
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/third_party/dynamic_annotations/dynamic_annotations.h"
@@ skipping 125 matching lines @@
 
   opening_channel_ = true;
 
   return true;
 }
 
 void ChildProcessHost::InstanceCreated() {
   Notify(NotificationType::CHILD_INSTANCE_CREATED);
 }
 
+bool ChildProcessHost::OnMessageReceived(const IPC::Message& msg) {
+  return false;
+}
+
+void ChildProcessHost::OnChannelConnected(int32 peer_pid) {
+}
+
+void ChildProcessHost::OnChannelError() {
+}
+
 bool ChildProcessHost::Send(IPC::Message* message) {
   if (!channel_.get()) {
     delete message;
     return false;
   }
   return channel_->Send(message);
 }
 
 void ChildProcessHost::OnChildDied() {
   delete this;
 }
 
+void ChildProcessHost::ShutdownStarted() {
+}
+
+void ChildProcessHost::Notify(NotificationType type) {
+}
+
 ChildProcessHost::ListenerHook::ListenerHook(ChildProcessHost* host)
     : host_(host) {
 }
 
 bool ChildProcessHost::ListenerHook::OnMessageReceived(
     const IPC::Message& msg) {
 #ifdef IPC_MESSAGE_LOG_ENABLED
   IPC::Logging* logger = IPC::Logging::GetInstance();
   if (msg.type() == IPC_LOGGING_ID) {
     logger->OnReceivedLoggingMessage(msg);
@@ skipping 45 matching lines @@
   for (size_t i = 0; i < host_->filters_.size(); ++i)
     host_->filters_[i]->OnChannelError();
 
   // This will delete host_, which will also destroy this!
   host_->OnChildDied();
 }
 
 void ChildProcessHost::ForceShutdown() {
   Send(new PluginProcessMsg_Shutdown());
 }