Revert of Remove a bunch of NPAPI quirks and related support code

content/renderer/render_view_impl.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_RENDER_VIEW_IMPL_H_
 #define CONTENT_RENDERER_RENDER_VIEW_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 240 matching lines @@
   PepperPluginInstanceImpl* focused_pepper_plugin() {
     return focused_pepper_plugin_;
   }
   PepperPluginInstanceImpl* pepper_last_mouse_event_target() {
     return pepper_last_mouse_event_target_;
   }
   void set_pepper_last_mouse_event_target(PepperPluginInstanceImpl* plugin) {
     pepper_last_mouse_event_target_ = plugin;
   }
 
-#if defined(OS_MACOSX)
+#if defined(OS_MACOSX) || defined(OS_WIN)
   // Informs the render view that the given plugin has gained or lost focus.
   void PluginFocusChanged(bool focused, int plugin_id);
+#endif
 
+#if defined(OS_MACOSX)
   // Starts plugin IME.
   void StartPluginIme();
 #endif
 
   // Indicates that the given instance has been created.
   void PepperInstanceCreated(PepperPluginInstanceImpl* instance);
 
   // Indicates that the given instance is being destroyed. This is called from
   // the destructor, so it's important that the instance is not dereferenced
   // from this call.
@@ skipping 658 matching lines @@
   scoped_ptr<RendererDateTimePicker> date_time_picker_client_;
 #endif
 
   // Plugins -------------------------------------------------------------------
 
   // All the currently active plugin delegates for this RenderView; kept so
   // that we can enumerate them to send updates about things like window
   // location or tab focus and visibily. These are non-owning references.
   std::set<WebPluginDelegateProxy*> plugin_delegates_;
 
+#if defined(OS_WIN)
+  // The ID of the focused NPAPI plugin.
+  int focused_plugin_id_;
+#endif
+
 #if defined(ENABLE_PLUGINS)
   typedef std::set<PepperPluginInstanceImpl*> PepperPluginSet;
   PepperPluginSet active_pepper_instances_;
 
   // TODO(jam): these belong on RenderFrame, once the browser knows which frame
   // is focused and sends the IPCs which use these to the correct frame. Until
   // then, we must store these on RenderView as that's the one place that knows
   // about all the RenderFrames for a page.
 
   // Whether or not the focus is on a PPAPI plugin
@@ skipping 55 matching lines @@
   // use the Observer interface to filter IPC messages and receive frame change
   // notifications.
   // ---------------------------------------------------------------------------
 
   DISALLOW_COPY_AND_ASSIGN(RenderViewImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_RENDER_VIEW_IMPL_H_