Remove windowed NPAPI code

content/child/plugin_messages.h

 // Copyright 2013 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.
 //
 // Multiply-included message file, hence no include guard.
 
 #include <stdint.h>
 
 #include "build/build_config.h"
 #include "content/child/plugin_param_traits.h"
@@ skipping 127 matching lines @@
                     gfx::Rect /* view_frame */)
 
 IPC_MESSAGE_ROUTED1(PluginMsg_ImeCompositionCompleted,
                     base::string16 /* text */)
 #endif
 
 //-----------------------------------------------------------------------------
 // PluginHost messages
 // These are messages sent from the plugin process to the renderer process.
 // They all map to the corresponding WebPlugin methods.
-// Sends the plugin window information to the renderer.
-// The window parameter is a handle to the window if the plugin is a windowed
-// plugin. It is NULL for windowless plugins.
-IPC_SYNC_MESSAGE_ROUTED1_0(PluginHostMsg_SetWindow,
-                           gfx::PluginWindowHandle /* window */)
 
 IPC_MESSAGE_ROUTED1(PluginHostMsg_InvalidateRect,
                     gfx::Rect /* rect */)
 
 IPC_SYNC_MESSAGE_ROUTED1_1(PluginHostMsg_GetWindowScriptNPObject,
                            int /* route id */,
                            bool /* success */)
 
 IPC_SYNC_MESSAGE_ROUTED1_1(PluginHostMsg_GetPluginElement,
                            int /* route id */,
@@ skipping 119 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED1_2(NPObjectMsg_Construct,
                            std::vector<content::NPVariant_Param> /* args */,
                            content::NPVariant_Param /* result_param */,
                            bool /* result */)
 
 IPC_SYNC_MESSAGE_ROUTED2_2(NPObjectMsg_Evaluate,
                            std::string /* script */,
                            bool /* popups_allowed */,
                            content::NPVariant_Param /* result_param */,
                            bool /* result */)