DevTools: remove DevToolsTargetDescriptor and its implementations, we are now based on devtools age…

chrome/browser/devtools/devtools_target_impl.h

Index: chrome/browser/devtools/devtools_target_impl.h
diff --git a/chrome/browser/devtools/devtools_target_impl.h b/chrome/browser/devtools/devtools_target_impl.h
deleted file mode 100644
index 2fe0b8e871611432e09bbc2991b273efc3f93e40..0000000000000000000000000000000000000000
--- a/chrome/browser/devtools/devtools_target_impl.h
+++ /dev/null
@@ -1,31 +0,0 @@
-// 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.
-
-#ifndef CHROME_BROWSER_DEVTOOLS_DEVTOOLS_TARGET_IMPL_H_
-#define CHROME_BROWSER_DEVTOOLS_DEVTOOLS_TARGET_IMPL_H_
-
-#include <memory>
-#include <vector>
-
-#include "base/callback.h"
-#include "components/devtools_discovery/basic_target_descriptor.h"
-
-class Profile;
-
-namespace content {
-class DevToolsAgentHost;
-class WebContents;
-}
-
-class DevToolsTargetImpl : public devtools_discovery::BasicTargetDescriptor {
- public:
-  explicit DevToolsTargetImpl(
-      scoped_refptr<content::DevToolsAgentHost> agent_host);
-  ~DevToolsTargetImpl() override;
-
-  // Caller takes ownership of returned objects.
-  static std::vector<DevToolsTargetImpl*> EnumerateAll();
-};
-
-#endif  // CHROME_BROWSER_DEVTOOLS_DEVTOOLS_TARGET_IMPL_H_