Remove all support for the Carbon NPAPI event model

webkit/plugins/npapi/carbon_plugin_window_tracker_mac.h

-// Copyright (c) 2009 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 WEBKIT_PLUGINS_NPAPI_CARBON_PLUGIN_WINDOW_TRACKER_MAC_H_
-#define WEBKIT_PLUGINS_NPAPI_CARBON_PLUGIN_WINDOW_TRACKER_MAC_H_
-
-#include <Carbon/Carbon.h>
-#include <map>
-
-#include "base/basictypes.h"
-
-namespace webkit {
-namespace npapi {
-
-// This is really a WebPluginDelegateImpl, but that class is private to the
-// framework, and these functions are called from a dylib.
-typedef void* OpaquePluginRef;
-
-// Creates and tracks the invisible windows that are necessary for
-// Carbon-event-model plugins.
-//
-// Serves as a bridge between plugin delegate instances and the Carbon
-// interposing library. The Carbon functions we interpose work in terms of
-// WindowRefs, and we need to be able to map from those back to the plugin
-// delegates that know what we should claim about the state of the window.
-class __attribute__((visibility("default"))) CarbonPluginWindowTracker {
- public:
-  // Returns the shared window tracker instance.
-  static CarbonPluginWindowTracker* SharedInstance();
-
-  // Creates a new carbon window associated with |delegate|.
-  WindowRef CreateDummyWindowForDelegate(OpaquePluginRef delegate);
-
-  // Returns the WebPluginDelegate associated with the given dummy window.
-  OpaquePluginRef GetDelegateForDummyWindow(WindowRef window) const;
-
-  // Returns the dummy window associated with |delegate|.
-  WindowRef GetDummyWindowForDelegate(OpaquePluginRef delegate) const;
-
-  // Destroys the dummy window for |delegate|.
-  void DestroyDummyWindowForDelegate(OpaquePluginRef delegate,
-                                     WindowRef window);
-
- private:
-  typedef std::map<WindowRef, OpaquePluginRef> WindowToDelegateMap;
-  typedef std::map<OpaquePluginRef, WindowRef> DelegateToWindowMap;
-
-  CarbonPluginWindowTracker();
-  ~CarbonPluginWindowTracker();
-
-  WindowToDelegateMap window_to_delegate_map_;
-  DelegateToWindowMap delegate_to_window_map_;
-
-  DISALLOW_COPY_AND_ASSIGN(CarbonPluginWindowTracker);
-};
-
-}  // namespace npapi
-}  // namespace webkit
-
-#endif  // WEBKIT_PLUGINS_NPAPI_CARBON_PLUGIN_WINDOW_TRACKER_MAC_H_