DevTools: introduce browser domain for basic target discovery.

content/browser/devtools/protocol/devtools_protocol_browsertest.cc

 // Copyright 2013 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 <stddef.h>
 #include <utility>
 
 #include "base/base64.h"
 #include "base/command_line.h"
 #include "base/json/json_reader.h"
@@ skipping 146 matching lines @@
     return false;
   }
 
   void Attach() {
     agent_host_ = DevToolsAgentHost::GetOrCreateFor(shell()->web_contents());
     agent_host_->AttachClient(this);
   }
 
   void TearDownOnMainThread() override {
     if (agent_host_) {
-      agent_host_->DetachClient();
+      agent_host_->DetachClient(this);
       agent_host_ = nullptr;
     }
   }
 
   void WaitForNotification(const std::string& notification) {
     waiting_for_notification_ = notification;
     RunMessageLoop();
   }
 
   std::unique_ptr<base::DictionaryValue> result_;
@@ skipping 403 matching lines @@
   shell()->web_contents()->SetDelegate(&dialog_manager);
   SendCommand("Page.enable", nullptr, true);
   std::unique_ptr<base::DictionaryValue> params(new base::DictionaryValue());
   params->SetString("expression", "alert('alert')");
   SendCommand("Runtime.evaluate", std::move(params), false);
   WaitForNotification("Page.javascriptDialogOpening");
   dialog_manager.Handle();
 }
 
 }  // namespace content