Add pause_on_start flag to WorkerProcessMsg_CreateWorker_Params.

content/worker/websharedworker_stub.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/worker/websharedworker_stub.h"
 
 #include "base/compiler_specific.h"
 #include "content/child/child_process.h"
 #include "content/child/child_thread.h"
 #include "content/child/fileapi/file_system_dispatcher.h"
 #include "content/child/shared_worker_devtools_agent.h"
 #include "content/child/webmessageportchannel_impl.h"
 #include "content/common/worker_messages.h"
 #include "content/worker/worker_thread.h"
 #include "third_party/WebKit/public/web/WebSharedWorker.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/platform/WebURL.h"
 
 namespace content {
 
 WebSharedWorkerStub::WebSharedWorkerStub(
     const GURL& url,
     const base::string16& name,
     const base::string16& content_security_policy,
     blink::WebContentSecurityPolicyType security_policy_type,
+    bool pause_on_start,
     int route_id)
     : route_id_(route_id),
       client_(route_id, this),
       running_(false),
       url_(url) {
 
   WorkerThread* worker_thread = WorkerThread::current();
   DCHECK(worker_thread);
   worker_thread->AddWorkerStub(this);
   // Start processing incoming IPCs for this worker.
   worker_thread->GetRouter()->AddRoute(route_id_, this);
 
   // TODO(atwilson): Add support for NaCl when they support MessagePorts.
   impl_ = blink::WebSharedWorker::create(client());
+  if (pause_on_start) {
+    // Pause worker context when it starts and wait until either DevTools client
+    // is attached or explicit resume notification is received.
+    impl_->pauseWorkerContextOnStart();
+  }
   worker_devtools_agent_.reset(new SharedWorkerDevToolsAgent(route_id, impl_));
   client()->set_devtools_agent(worker_devtools_agent_.get());
   impl_->startWorkerContext(url_, name,
                             content_security_policy, security_policy_type);
 }
 
 WebSharedWorkerStub::~WebSharedWorkerStub() {
   impl_->clientDestroyed();
   WorkerThread* worker_thread = WorkerThread::current();
   DCHECK(worker_thread);
@@ skipping 78 matching lines @@
        iter != pending_channels_.end();
        ++iter) {
     blink::WebMessagePortChannel* channel = *iter;
     channel->destroy();
   }
   pending_channels_.clear();
   Shutdown();
 }
 
 }  // namespace content