Revert 98552 (OpenAndManuallyCloseDevToolsClientHost now fails on

content/browser/debugger/render_view_devtools_agent_host.cc

-// Copyright (c) 2011 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/debugger/render_view_devtools_agent_host.h"
-
-#include "base/basictypes.h"
-#include "content/browser/renderer_host/render_process_host.h"
-#include "content/browser/renderer_host/render_view_host.h"
-#include "content/browser/site_instance.h"
-#include "content/common/notification_service.h"
-
-RenderViewDevToolsAgentHost::Instances RenderViewDevToolsAgentHost::instances_;
-
-DevToolsAgentHost* RenderViewDevToolsAgentHost::FindFor(
-    RenderViewHost* rvh) {
-  Instances::iterator it = instances_.find(rvh);
-  if (it != instances_.end())
-    return it->second;
-  return new RenderViewDevToolsAgentHost(rvh);
-}
-
-RenderViewDevToolsAgentHost::RenderViewDevToolsAgentHost(RenderViewHost* rvh)
-    : render_view_host_(rvh) {
-  registrar_.Add(this, content::NOTIFICATION_RENDER_VIEW_HOST_DELETED,
-                 Source<RenderViewHost>(rvh));
-  instances_[rvh] = this;
-}
-
-void RenderViewDevToolsAgentHost::SendMessageToAgent(IPC::Message* msg) {
-  msg->set_routing_id(render_view_host_->routing_id());
-  render_view_host_->Send(msg);
-}
-
-void RenderViewDevToolsAgentHost::NotifyClientClosing() {
-  NotificationService::current()->Notify(
-      content::NOTIFICATION_DEVTOOLS_WINDOW_CLOSING,
-      Source<content::BrowserContext>(
-          render_view_host_->site_instance()->GetProcess()->browser_context()),
-      Details<RenderViewHost>(render_view_host_));
-}
-
-int RenderViewDevToolsAgentHost::GetRenderProcessId() {
-  return render_view_host_->process()->id();
-}
-
-void RenderViewDevToolsAgentHost::Observe(int type,
-                                          const NotificationSource& source,
-                                          const NotificationDetails& details) {
-  DCHECK(type == content::NOTIFICATION_RENDER_VIEW_HOST_DELETED);
-  NotifyCloseListener();
-  delete this;
-}
-
-RenderViewDevToolsAgentHost::~RenderViewDevToolsAgentHost() {
-  instances_.erase(render_view_host_);
-}
-