DevTools: remove experimental webrtc-based remote debugging device provider.

chrome/browser/devtools/device/webrtc/devtools_bridge_instances_request.h

-// Copyright 2014 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 CHROME_BROWSER_DEVTOOLS_DEVICE_WEBRTC_DEVTOOLS_BRIDGE_INSTANCES_REQUEST_H_
-#define CHROME_BROWSER_DEVTOOLS_DEVICE_WEBRTC_DEVTOOLS_BRIDGE_INSTANCES_REQUEST_H_
-
-#include "base/macros.h"
-#include "chrome/browser/devtools/device/android_device_manager.h"
-#include "chrome/browser/local_discovery/gcd_api_flow.h"
-
-class DevToolsBridgeInstancesRequest
-    : public local_discovery::GCDApiFlowRequest {
- public:
-  struct Instance {
-    std::string id;
-    std::string display_name;
-
-    ~Instance();
-  };
-
-  using InstanceList = std::vector<Instance>;
-
-  class Delegate {
-   public:
-    virtual void OnDevToolsBridgeInstancesRequestSucceeded(
-        const InstanceList& result) = 0;
-    virtual void OnDevToolsBridgeInstancesRequestFailed() = 0;
-
-   protected:
-    ~Delegate() {}
-  };
-
-  explicit DevToolsBridgeInstancesRequest(Delegate* delegate);
-  ~DevToolsBridgeInstancesRequest() override;
-
-  // Implementation of GCDApiFlowRequest.
-  void OnGCDAPIFlowError(local_discovery::GCDApiFlow::Status status) override;
-  void OnGCDAPIFlowComplete(const base::DictionaryValue& value) override;
-  GURL GetURL() override;
-
- private:
-  void TryAddInstance(const base::DictionaryValue& device_value);
-
-  Delegate* const delegate_;
-  InstanceList result_;
-
-  DISALLOW_COPY_AND_ASSIGN(DevToolsBridgeInstancesRequest);
-};
-
-#endif  // CHROME_BROWSER_DEVTOOLS_DEVICE_WEBRTC_DEVTOOLS_BRIDGE_INSTANCES_REQUEST_H_