Remove a bunch of TOOLKIT_GTK in content/ and gpu/, as well as NPAPI plugins on linux

content/common/view_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.
 
 // IPC messages for page rendering.
 // Multiply-included message file, hence no include guard.
 
 #include "base/memory/shared_memory.h"
 #include "base/process/process.h"
 #include "base/strings/string16.h"
@@ skipping 1449 matching lines @@
 
 // A renderer sends this to the browser process when it wants to access a PPAPI
 // broker. In contrast to ViewHostMsg_OpenChannelToPpapiBroker, this is called
 // for every connection.
 // The browser will respond with ViewMsg_PpapiBrokerPermissionResult.
 IPC_MESSAGE_ROUTED3(ViewHostMsg_RequestPpapiBrokerPermission,
                     int /* routing_id */,
                     GURL /* document_url */,
                     base::FilePath /* plugin_path */)
 
-#if defined(USE_X11)
-// A renderer sends this when it needs a browser-side widget for
-// hosting a windowed plugin. id is the XID of the plugin window, for which
-// the container is created.
-IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_CreatePluginContainer,
-                           gfx::PluginWindowHandle /* id */)
-
-// Destroy a plugin container previously created using CreatePluginContainer.
-// id is the XID of the plugin window corresponding to the container that is
-// to be destroyed.
-IPC_SYNC_MESSAGE_ROUTED1_0(ViewHostMsg_DestroyPluginContainer,
-                           gfx::PluginWindowHandle /* id */)
-#endif
-
 // Send the tooltip text for the current mouse position to the browser.
 IPC_MESSAGE_ROUTED2(ViewHostMsg_SetTooltipText,
                     base::string16 /* tooltip text string */,
                     blink::WebTextDirection /* text direction hint */)
 
 IPC_MESSAGE_ROUTED0(ViewHostMsg_SelectRange_ACK)
 IPC_MESSAGE_ROUTED0(ViewHostMsg_MoveCaret_ACK)
 
 // Notification that the text selection has changed.
 // Note: The secound parameter is the character based offset of the
@@ skipping 378 matching lines @@
 // synchronously (see crbug.com/120597). This IPC message sends the character
 // bounds after every composition change to always have correct bound info.
 IPC_MESSAGE_ROUTED2(ViewHostMsg_ImeCompositionRangeChanged,
                     gfx::Range /* composition range */,
                     std::vector<gfx::Rect> /* character bounds */)
 #endif
 
 // Adding a new message? Stick to the sort order above: first platform
 // independent ViewMsg, then ifdefs for platform specific ViewMsg, then platform
 // independent ViewHostMsg, then ifdefs for platform specific ViewHostMsg.