Revert of html_viewer: Add DevToolsAgentImpl.

components/html_viewer/devtools_agent_impl.h

Index: components/html_viewer/devtools_agent_impl.h
diff --git a/components/html_viewer/devtools_agent_impl.h b/components/html_viewer/devtools_agent_impl.h
deleted file mode 100644
index 53074ce6d7df85fed545204b747650c675cc62dc..0000000000000000000000000000000000000000
--- a/components/html_viewer/devtools_agent_impl.h
+++ /dev/null
@@ -1,56 +0,0 @@
-// Copyright 2015 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 COMPONENTS_HTML_VIEWER_DEVTOOLS_AGENT_IMPL_H_
-#define COMPONENTS_HTML_VIEWER_DEVTOOLS_AGENT_IMPL_H_
-
-#include "base/macros.h"
-#include "components/devtools_service/public/interfaces/devtools_service.mojom.h"
-#include "third_party/WebKit/public/web/WebDevToolsAgentClient.h"
-#include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
-
-namespace blink {
-class WebLocalFrame;
-}
-
-namespace mojo {
-class Shell;
-}
-
-namespace html_viewer {
-
-class DevToolsAgentImpl : public devtools_service::DevToolsAgent,
-                          public blink::WebDevToolsAgentClient,
-                          public mojo::ErrorHandler {
- public:
-  // |frame| must outlive this object.
-  DevToolsAgentImpl(blink::WebLocalFrame* frame, mojo::Shell* shell);
-  ~DevToolsAgentImpl() override;
-
-  blink::WebLocalFrame* frame() const { return frame_; }
-
- private:
-  // devtools_service::DevToolsAgent implementation.
-  void SetClient(devtools_service::DevToolsAgentClientPtr client,
-                 const mojo::String& client_id) override;
-  void DispatchProtocolMessage(const mojo::String& message) override;
-
-  // blink::WebDevToolsAgentClient implementation.
-  void sendProtocolMessage(int call_id,
-                           const blink::WebString& response,
-                           const blink::WebString& state);
-
-  // mojo::ErrorHandler implementation.
-  void OnConnectionError() override;
-
-  blink::WebLocalFrame* const frame_;
-  mojo::Binding<DevToolsAgent> binding_;
-  devtools_service::DevToolsAgentClientPtr client_;
-
-  DISALLOW_COPY_AND_ASSIGN(DevToolsAgentImpl);
-};
-
-}  // namespace html_viewer
-
-#endif  // COMPONENTS_HTML_VIEWER_DEVTOOLS_AGENT_IMPL_H_