[WIP] Support opening an inspector window for ServiceWorker running on Android (chromium)

content/public/browser/devtools_external_agent_proxy_delegate.h

 // Copyright (c) 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_DEVTOOLS_EXTERNAL_AGENT_PROXY_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_DEVTOOLS_EXTERNAL_AGENT_PROXY_DELEGATE_H_
 
 #include <string>
 
 #include "content/common/content_export.h"
 
 namespace content {
 
+class BrowserContext;
 class DevToolsExternalAgentProxy;
 
 // Describes the interface for sending messages to an external DevTools agent.
 class DevToolsExternalAgentProxyDelegate {
  public:
    virtual ~DevToolsExternalAgentProxyDelegate() {}
 
    // Informs the agent that a client host has attached.
    virtual void Attach(DevToolsExternalAgentProxy* proxy) = 0;
 
    // Informs the agent that a client host has detached.
    virtual void Detach() = 0;
 
    // Sends a message to the agent.
    virtual void SendMessageToBackend(const std::string& message) = 0;
+
+   virtual void OpenWorkerInspector(BrowserContext* context,
+                                    const std::string& id) = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_DEVTOOLS_EXTERNAL_AGENT_PROXY_DELEGATE_H_