Remove all support for the Carbon NPAPI event model

content/common/plugin_messages.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.
 //
 // Multiply-included message file, hence no include guard.
 
 #include "build/build_config.h"
 #include "content/common/content_export.h"
 #include "content/public/common/common_param_traits.h"
 #include "content/public/common/webkit_param_traits.h"
@@ skipping 317 matching lines @@
                     int /* input_type */,
                     gfx::Rect /* caret_rect */)
 #endif
 
 IPC_MESSAGE_ROUTED1(PluginHostMsg_URLRequest,
                     PluginHostMsg_URLRequest_Params)
 
 IPC_MESSAGE_ROUTED1(PluginHostMsg_CancelResource,
                     int /* id */)
 
-IPC_MESSAGE_ROUTED2(PluginHostMsg_InvalidateRect,
-                    gfx::Rect /* rect */,
-                    bool /* allow_buffer_flipping */)
+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 */,
                            bool /* success */)
 
 IPC_SYNC_MESSAGE_ROUTED1_2(PluginHostMsg_ResolveProxy,
@@ skipping 166 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED1_2(NPObjectMsg_Construct,
                            std::vector<NPVariant_Param> /* args */,
                            NPVariant_Param /* result_param */,
                            bool /* result */)
 
 IPC_SYNC_MESSAGE_ROUTED2_2(NPObjectMsg_Evaluate,
                            std::string /* script */,
                            bool /* popups_allowed */,
                            NPVariant_Param /* result_param */,
                            bool /* result */)