Make DevTools support for the embedded SharedWorker.

content/browser/shared_worker/shared_worker_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/shared_worker/shared_worker_host.h"
 
+#include "content/browser/devtools/shared_worker_devtools_manager.h"
 #include "content/browser/frame_host/render_frame_host_delegate.h"
 #include "content/browser/frame_host/render_frame_host_impl.h"
 #include "content/browser/message_port_service.h"
 #include "content/browser/shared_worker/shared_worker_instance.h"
 #include "content/browser/shared_worker/shared_worker_message_filter.h"
+#include "content/browser/shared_worker/shared_worker_service_impl.h"
 #include "content/common/view_messages.h"
 #include "content/common/worker_messages.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
+#include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_client.h"
 
 namespace content {
 namespace {
 
 // Notifies RenderViewHost that one or more worker objects crashed.
 void WorkerCrashCallback(int render_process_unique_id, int render_frame_id) {
   RenderFrameHostImpl* host =
       RenderFrameHostImpl::FromID(render_process_unique_id, render_frame_id);
   if (host)
     host->delegate()->WorkerCrashed(host);
 }
 
+void WorkerCreatedOnUI(int worker_process_id,

[kinuko, 2014/03/25 13:08:04]

(minor nit) I prefer naming these methods 'NotifyWorkerCreatedOnUI' etc since
the current method name sounds like 'a worker is created on UI' while it's not.

[horo, 2014/03/26 01:55:15]

Done.

+                       int worker_route_id,
+                       const GURL& url,
+                       const base::string16& name) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  SharedWorkerDevToolsManager::GetInstance()->WorkerCreated(
+      worker_process_id, worker_route_id, url, name);
+}
+
+void WorkerScriptLoadedOnUI(int worker_process_id, int worker_route_id) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  SharedWorkerDevToolsManager::GetInstance()->WorkerContextStarted(
+      worker_process_id, worker_route_id);
+}
+
+void WorkerDestroyedOnUI(int worker_process_id, int worker_route_id) {
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
+  SharedWorkerDevToolsManager::GetInstance()->WorkerDestroyed(worker_process_id,
+                                                              worker_route_id);
+}
+
 }  // namespace
 
 SharedWorkerHost::SharedWorkerHost(SharedWorkerInstance* instance)
     : instance_(instance),
       container_render_filter_(NULL),
       worker_route_id_(MSG_ROUTING_NONE) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
 }
 
 SharedWorkerHost::~SharedWorkerHost() {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   // If we crashed, tell the RenderViewHosts.
   if (instance_ && !instance_->load_failed()) {
     const WorkerDocumentSet::DocumentInfoSet& parents =
         instance_->worker_document_set()->documents();
     for (WorkerDocumentSet::DocumentInfoSet::const_iterator parent_iter =
              parents.begin();
          parent_iter != parents.end();
          ++parent_iter) {
       BrowserThread::PostTask(BrowserThread::UI,
                               FROM_HERE,
                               base::Bind(&WorkerCrashCallback,
                                          parent_iter->render_process_id(),
                                          parent_iter->render_frame_id()));
     }
   }
+  BrowserThread::PostTask(
+      BrowserThread::UI,
+      FROM_HERE,
+      base::Bind(&WorkerDestroyedOnUI, worker_process_id_, worker_route_id_));
+  SharedWorkerServiceImpl::GetInstance()->NotifyWorkerDestroyed(
+      worker_process_id_, worker_route_id_);
 }
 
 bool SharedWorkerHost::Send(IPC::Message* message) {
   if (!container_render_filter_) {
     delete message;
     return false;
   }
   return container_render_filter_->Send(message);
 }
 
 void SharedWorkerHost::Init(SharedWorkerMessageFilter* filter) {
   CHECK(instance_);
   DCHECK(worker_route_id_ == MSG_ROUTING_NONE);
   container_render_filter_ = filter;
+  worker_process_id_ = filter->render_process_id();
   worker_route_id_ = filter->GetNextRoutingID();
 
+  BrowserThread::PostTask(BrowserThread::UI,
+                          FROM_HERE,
+                          base::Bind(&WorkerCreatedOnUI,
+                                     worker_process_id_,
+                                     worker_route_id_,
+                                     instance_->url(),
+                                     instance_->name()));
+
   WorkerProcessMsg_CreateWorker_Params params;
   params.url = instance_->url();
   params.name = instance_->name();
   params.content_security_policy = instance_->content_security_policy();
   params.security_policy_type = instance_->security_policy_type();
   params.route_id = worker_route_id_;
   Send(new WorkerProcessMsg_CreateWorker(params));
 
   for (SharedWorkerInstance::FilterList::const_iterator i =
            instance_->filters().begin();
@@ skipping 42 matching lines @@
 void SharedWorkerHost::WorkerContextClosed() {
   if (!instance_)
     return;
   // Set the closed flag - this will stop any further messages from
   // being sent to the worker (messages can still be sent from the worker,
   // for exception reporting, etc).
   instance_->set_closed(true);
 }
 
 void SharedWorkerHost::WorkerContextDestroyed() {
-  if (!instance_)
-    return;
   instance_.reset();
 }
 
 void SharedWorkerHost::WorkerScriptLoaded() {
-  // TODO(horo): implement this.
+  BrowserThread::PostTask(
+      BrowserThread::UI,
+      FROM_HERE,
+      base::Bind(
+          &WorkerScriptLoadedOnUI, worker_process_id_, worker_route_id_));
 }
 
 void SharedWorkerHost::WorkerScriptLoadFailed() {
   if (!instance_)
     return;
   instance_->set_load_failed(true);
   for (SharedWorkerInstance::FilterList::const_iterator i =
            instance_->filters().begin();
        i != instance_->filters().end(); ++i) {
     i->filter()->Send(new ViewMsg_WorkerScriptLoadFailed(i->route_id()));
@@ skipping 98 matching lines @@
            documents.begin();
        doc != documents.end();
        ++doc) {
     result.push_back(
         std::make_pair(doc->render_process_id(), doc->render_frame_id()));
   }
   return result;
 }
 
 }  // namespace content