linux plugins: eliminate GtkWidget* from plugin process

webkit/glue/webplugin.h

 // Copyright (c) 2006-2008 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_GLUE_WEBPLUGIN_H__
 #define WEBKIT_GLUE_WEBPLUGIN_H__
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/gfx/rect.h"
 #include "base/gfx/native_widget_types.h"
 
 // TODO(port): this typedef is obviously incorrect on non-Windows
 // platforms, but now a lot of code now accidentally depends on them
 // existing.  #ifdef out these declarations and fix all the users.
 typedef void* HANDLE;
 
 class GURL;
 class WebFrame;
 class WebPluginResourceClient;
 
 struct NPObject;
 
 // Describes the new location for a plugin window.
 struct WebPluginGeometry {
-  gfx::NativeView window;
+  // On Windows, this is the plugin window in the plugin process.
+  // On X11, this is the browser process's hosting window (the GtkSocket).
+  gfx::PluginWindowHandle window;
   gfx::Rect window_rect;
   // Clip rect (include) and cutouts (excludes), relative to
   // window_rect origin.
   gfx::Rect clip_rect;
   std::vector<gfx::Rect> cutout_rects;
   bool rects_valid;
   bool visible;
 };
 
 
 enum RoutingStatus {
   ROUTED,
   NOT_ROUTED,
   INVALID_URL,
   GENERAL_FAILURE
 };
 
 // The WebKit side of a plugin implementation.  It provides wrappers around
 // operations that need to interact with the frame and other WebCore objects.
 class WebPlugin {
  public:
   WebPlugin() { }
   virtual ~WebPlugin() { }
 
   // Called by the plugin delegate to let the WebPlugin know if the plugin is
   // windowed (i.e. handle is not NULL) or windowless (handle is NULL).  This
   // tells the WebPlugin to send mouse/keyboard events to the plugin delegate,
   // as well as the information about the HDC for paint operations.
-  virtual void SetWindow(gfx::NativeView window) = 0;
+  virtual void SetWindow(gfx::PluginWindowHandle window) = 0;
 
   // Called by the plugin delegate to let it know that the window is being
   // destroyed.
-  virtual void WillDestroyWindow(gfx::NativeView window) = 0;
+  virtual void WillDestroyWindow(gfx::PluginWindowHandle window) = 0;
 #if defined(OS_WIN)
   // The pump_messages_event is a event handle which is valid only for
   // windowless plugins and is used in NPP_HandleEvent calls to pump messages
   // if the plugin enters a modal loop.
   // Cancels a pending request.
   virtual void SetWindowlessPumpEvent(HANDLE pump_messages_event) = 0;
 #endif
   virtual void CancelResource(int id) = 0;
   virtual void Invalidate() = 0;
   virtual void InvalidateRect(const gfx::Rect& rect) = 0;
@@ skipping 69 matching lines @@
                                   bool* cancel) = 0;
   virtual void DidReceiveData(const char* buffer, int length,
                               int data_offset) = 0;
   virtual void DidFinishLoading() = 0;
   virtual void DidFail() = 0;
   virtual bool IsMultiByteResponseExpected() = 0;
 };
 
 
 #endif  // #ifndef WEBKIT_GLUE_WEBPLUGIN_H__