Browser Plugin: Remove dependency on NPAPI

content/renderer/browser_plugin/browser_plugin_bindings.h

-// Copyright (c) 2012 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_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_BINDINGS_H__
-#define CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_BINDINGS_H__
-
-#include "base/memory/scoped_vector.h"
-#include "base/memory/weak_ptr.h"
-#include "third_party/npapi/bindings/npruntime.h"
-
-namespace content {
-
-class BrowserPlugin;
-class BrowserPluginPropertyBinding;
-
-class BrowserPluginBindings {
- public:
-  // BrowserPluginNPObject is a simple struct that adds a pointer back to a
-  // BrowserPluginBindings instance.  This way, we can use an NPObject to allow
-  // JavaScript interactions without forcing BrowserPluginBindings to inherit
-  // from NPObject.
-  struct BrowserPluginNPObject : public NPObject {
-    BrowserPluginNPObject();
-    ~BrowserPluginNPObject();
-
-    base::WeakPtr<BrowserPluginBindings> message_channel;
-  };
-
-  explicit BrowserPluginBindings(BrowserPlugin* instance);
-  ~BrowserPluginBindings();
-
-  NPObject* np_object() const { return np_object_; }
-
-  BrowserPlugin* instance() const { return instance_; }
-
-  bool HasMethod(NPIdentifier name) const;
-
-  bool HasProperty(NPIdentifier name) const;
-  bool SetProperty(NPObject* np_obj,
-                   NPIdentifier name,
-                   const NPVariant* variant);
-  bool GetProperty(NPIdentifier name, NPVariant* result);
-  bool RemoveProperty(NPObject *np_obj, NPIdentifier name);
- private:
-  BrowserPlugin* instance_;
-  // The NPObject we use to expose postMessage to JavaScript.
-  BrowserPluginNPObject* np_object_;
-
-  typedef ScopedVector<BrowserPluginPropertyBinding> PropertyBindingList;
-  PropertyBindingList property_bindings_;
-
-  // This is used to ensure pending tasks will not fire after this object is
-  // destroyed.
-  base::WeakPtrFactory<BrowserPluginBindings> weak_ptr_factory_;
-
-  DISALLOW_COPY_AND_ASSIGN(BrowserPluginBindings);
-};
-
-}  // namespace content
-
-#endif  //  CONTENT_RENDERER_BROWSER_PLUGIN_BROWSER_PLUGIN_BINDINGS_H__