Ensure that we display a sad face for a windowed plugin when the plugin proce...

chrome/browser/plugin_process_host.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 CHROME_BROWSER_PLUGIN_PROCESS_HOST_H_
 #define CHROME_BROWSER_PLUGIN_PROCESS_HOST_H_
 
 #include "build/build_config.h"
 
+#include <set>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/gfx/native_widget_types.h"
 #include "base/scoped_ptr.h"
 #include "base/task.h"
 #include "chrome/browser/net/resolve_proxy_msg_helper.h"
 #include "chrome/browser/renderer_host/resource_message_filter.h"
 #include "chrome/common/child_process_host.h"
 #include "webkit/glue/webplugin.h"
@@ skipping 52 matching lines @@
   // modal HTML dialog (in the form of a JSON string). This function forwards
   // that reply back to the plugin that requested the dialog.
   void OnModalDialogResponse(const std::string& json_retval,
                              IPC::Message* sync_result);
 
   // Shuts down the current plugin process instance.
   void Shutdown();
 
   const WebPluginInfo& info() const { return info_; }
 
+#if defined(OS_WIN)
+  // Tracks plugin parent windows created on the browser UI thread.
+  void AddWindow(HWND window);
+#endif
+
  private:
   friend class PluginResolveProxyHelper;
 
   // Sends a message to the plugin process to request creation of a new channel
   // for the given mime type.
   void RequestPluginChannel(ResourceMessageFilter* renderer_message_filter,
                             const std::string& mime_type,
                             IPC::Message* reply_msg);
   // Message handlers.
   void OnChannelCreated(int process_id, const std::wstring& channel_name);
@@ skipping 38 matching lines @@
   // the plugin process, but haven't heard back about yet.
   std::vector<ChannelRequest> sent_requests_;
 
   // Information about the plugin.
   WebPluginInfo info_;
 
   // Helper class for handling PluginProcessHost_ResolveProxy messages (manages
   // the requests to the proxy service).
   ResolveProxyMsgHelper resolve_proxy_msg_helper_;
 
+#if defined(OS_WIN)
+  // Tracks plugin parent windows created on the UI thread.
+  std::set<HWND> plugin_parent_windows_set_;
+#endif
+
   DISALLOW_EVIL_CONSTRUCTORS(PluginProcessHost);
 };
 
 #endif  // CHROME_BROWSER_PLUGIN_PROCESS_HOST_H_