Remove disable-embedded-shared-worker flag and shared worker process related codes.

content/worker/worker_thread.cc

Index: content/worker/worker_thread.cc
diff --git a/content/worker/worker_thread.cc b/content/worker/worker_thread.cc
deleted file mode 100644
index 687637ba9ccf9d7e1d771abaa7a49a60c5601c56..0000000000000000000000000000000000000000
--- a/content/worker/worker_thread.cc
+++ /dev/null
@@ -1,148 +0,0 @@
-// 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/worker_thread.h"
-
-#include "base/command_line.h"
-#include "base/lazy_instance.h"
-#include "base/threading/thread_local.h"
-#include "content/child/appcache/appcache_dispatcher.h"
-#include "content/child/appcache/appcache_frontend_impl.h"
-#include "content/child/db_message_filter.h"
-#include "content/child/indexed_db/indexed_db_message_filter.h"
-#include "content/child/runtime_features.h"
-#include "content/child/web_database_observer_impl.h"
-#include "content/common/child_process_messages.h"
-#include "content/common/worker_messages.h"
-#include "content/public/common/content_switches.h"
-#include "content/worker/websharedworker_stub.h"
-#include "content/worker/worker_webkitplatformsupport_impl.h"
-#include "ipc/ipc_sync_channel.h"
-#include "third_party/WebKit/public/platform/WebBlobRegistry.h"
-#include "third_party/WebKit/public/web/WebDatabase.h"
-#include "third_party/WebKit/public/web/WebKit.h"
-#include "third_party/WebKit/public/web/WebRuntimeFeatures.h"
-#include "v8/include/v8.h"
-
-using blink::WebRuntimeFeatures;
-
-namespace content {
-
-static base::LazyInstance<base::ThreadLocalPointer<WorkerThread> > lazy_tls =
-    LAZY_INSTANCE_INITIALIZER;
-
-WorkerThread::WorkerThread() {
-  lazy_tls.Pointer()->Set(this);
-  webkit_platform_support_.reset(new WorkerWebKitPlatformSupportImpl(
-      thread_safe_sender(),
-      sync_message_filter(),
-      quota_message_filter()));
-
-  const CommandLine& command_line = *CommandLine::ForCurrentProcess();
-  if (command_line.HasSwitch(switches::kJavaScriptFlags)) {
-    std::string flags(
-        command_line.GetSwitchValueASCII(switches::kJavaScriptFlags));
-    v8::V8::SetFlagsFromString(flags.c_str(), static_cast<int>(flags.size()));
-  }
-  SetRuntimeFeaturesDefaultsAndUpdateFromArgs(command_line);
-
-  blink::initialize(webkit_platform_support_.get());
-
-  appcache_dispatcher_.reset(
-      new AppCacheDispatcher(this, new AppCacheFrontendImpl()));
-
-  db_message_filter_ = new DBMessageFilter();
-  channel()->AddFilter(db_message_filter_.get());
-
-  indexed_db_message_filter_ = new IndexedDBMessageFilter(
-      thread_safe_sender());
-  channel()->AddFilter(indexed_db_message_filter_->GetFilter());
-
-}
-
-void WorkerThread::OnShutdown() {
-  // The worker process is to be shut down gracefully. Ask the browser
-  // process to shut it down forcefully instead and wait on the message, so that
-  // there are no races between threads when the process is shutting down.
-  Send(new WorkerProcessHostMsg_ForceKillWorker());
-}
-
-WorkerThread::~WorkerThread() {
-}
-
-void WorkerThread::Shutdown() {
-  ChildThread::Shutdown();
-
-  if (webkit_platform_support_) {
-    webkit_platform_support_->web_database_observer_impl()->
-        WaitForAllDatabasesToClose();
-  }
-
-  // Shutdown in reverse of the initialization order.
-  indexed_db_message_filter_ = NULL;
-
-  channel()->RemoveFilter(db_message_filter_.get());
-  db_message_filter_ = NULL;
-
-  blink::shutdown();
-  lazy_tls.Pointer()->Set(NULL);
-}
-
-WorkerThread* WorkerThread::current() {
-  return lazy_tls.Pointer()->Get();
-}
-
-bool WorkerThread::OnControlMessageReceived(const IPC::Message& msg) {
-  // Appcache messages are handled by a delegate.
-  if (appcache_dispatcher_->OnMessageReceived(msg))
-    return true;
-
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(WorkerThread, msg)
-    IPC_MESSAGE_HANDLER(WorkerProcessMsg_CreateWorker, OnCreateWorker)
-    IPC_MESSAGE_UNHANDLED(handled = false)
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-bool WorkerThread::OnMessageReceived(const IPC::Message& msg) {
-  bool handled = true;
-  IPC_BEGIN_MESSAGE_MAP(WorkerThread, msg)
-    IPC_MESSAGE_HANDLER(ChildProcessMsg_Shutdown, OnShutdown)
-    IPC_MESSAGE_UNHANDLED(handled = ChildThread::OnMessageReceived(msg))
-  IPC_END_MESSAGE_MAP()
-  return handled;
-}
-
-void WorkerThread::OnCreateWorker(
-    const WorkerProcessMsg_CreateWorker_Params& params) {
-  // WebSharedWorkerStub own themselves.
-  new WebSharedWorkerStub(
-      params.url,
-      params.name,
-      params.content_security_policy,
-      params.security_policy_type,
-      params.pause_on_start,
-      params.route_id);
-}
-
-// The browser process is likely dead. Terminate all workers.
-void WorkerThread::OnChannelError() {
-  set_on_channel_error_called(true);
-
-  for (WorkerStubsList::iterator it = worker_stubs_.begin();
-       it != worker_stubs_.end(); ++it) {
-    (*it)->OnChannelError();
-  }
-}
-
-void WorkerThread::RemoveWorkerStub(WebSharedWorkerStub* stub) {
-  worker_stubs_.erase(stub);
-}
-
-void WorkerThread::AddWorkerStub(WebSharedWorkerStub* stub) {
-  worker_stubs_.insert(stub);
-}
-
-}  // namespace content