Chrome Crashes after clicking try these suggestions link in Developer Tools.

content/browser/debugger/devtools_frontend_host.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/browser/debugger/devtools_frontend_host.h"
 
 #include "content/browser/debugger/devtools_manager_impl.h"
 #include "content/browser/renderer_host/render_view_host_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/common/devtools_messages.h"
@@ skipping 19 matching lines @@
 
 DevToolsFrontendHost::DevToolsFrontendHost(
     WebContentsImpl* web_contents,
     DevToolsFrontendHostDelegate* delegate)
     : RenderViewHostObserver(web_contents->GetRenderViewHost()),
       web_contents_(web_contents),
       delegate_(delegate) {
 }
 
 DevToolsFrontendHost::~DevToolsFrontendHost() {
+  DevToolsManager::GetInstance()->ClientHostClosing(this);
 }
 
 void DevToolsFrontendHost::DispatchOnInspectorFrontend(
     const std::string& message) {
   RenderViewHostImpl* target_host =
       static_cast<RenderViewHostImpl*>(web_contents_->GetRenderViewHost());
   target_host->Send(new DevToolsClientMsg_DispatchOnInspectorFrontend(
       target_host->GetRoutingID(),
       message));
 }
@@ skipping 73 matching lines @@
 
 void DevToolsFrontendHost::OnRequestUndockWindow() {
   delegate_->UndockWindow();
 }
 
 void DevToolsFrontendHost::OnRequestSetDockSide(const std::string& side) {
   delegate_->SetDockSide(side);
 }
 
 }  // namespace content