[DevTools] Implement Target.setDiscoverTargets method.

content/browser/devtools/shared_worker_devtools_agent_host.cc

 // Copyright 2014 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/devtools/shared_worker_devtools_agent_host.h"
 
 #include "base/strings/utf_string_conversions.h"
+#include "content/browser/devtools/devtools_manager.h"
 #include "content/browser/devtools/shared_worker_devtools_manager.h"
 #include "content/browser/shared_worker/shared_worker_instance.h"
 #include "content/browser/shared_worker/shared_worker_service_impl.h"
 #include "content/public/browser/browser_thread.h"
 
 namespace content {
 
 namespace {
 
 void TerminateSharedWorkerOnIO(
     WorkerDevToolsAgentHost::WorkerId worker_id) {
   SharedWorkerServiceImpl::GetInstance()->TerminateWorker(
       worker_id.first, worker_id.second);
 }
 
 }  // namespace
 
 SharedWorkerDevToolsAgentHost::SharedWorkerDevToolsAgentHost(
     WorkerId worker_id,
     const SharedWorkerInstance& shared_worker)
     : WorkerDevToolsAgentHost(worker_id),
       shared_worker_(new SharedWorkerInstance(shared_worker)) {
+  DevToolsManager::GetInstance()->AgentHostCreated(this);
 }
 
 std::string SharedWorkerDevToolsAgentHost::GetType() {
   return kTypeSharedWorker;
 }
 
 std::string SharedWorkerDevToolsAgentHost::GetTitle() {
   return base::UTF16ToUTF8(shared_worker_->name());
 }
 
@@ skipping 15 matching lines @@
 }
 
 bool SharedWorkerDevToolsAgentHost::Matches(
     const SharedWorkerInstance& other) {
   return shared_worker_->Matches(other);
 }
 
 SharedWorkerDevToolsAgentHost::~SharedWorkerDevToolsAgentHost() {
   SharedWorkerDevToolsManager::GetInstance()->RemoveInspectedWorkerData(
       worker_id());
+  DevToolsManager::GetInstance()->AgentHostDestroyed(this);
 }
 
 }  // namespace content