Revert 251207 "Use gpu::Mailbox instead of std:string in IPCs"

trunk/src/content/browser/browser_plugin/browser_plugin_guest.cc

 // 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.
 
 #include "content/browser/browser_plugin/browser_plugin_guest.h"
 
 #include <algorithm>
 
 #include "base/message_loop/message_loop.h"
 #include "base/strings/string_util.h"
@@ skipping 1139 matching lines @@
   // TODO(fsamuel): Consider whether we should be clearing
   // |permission_request_map_| here.
   if (delegate_)
     delegate_->GuestProcessGone(status);
 }
 
 // static
 void BrowserPluginGuest::AcknowledgeBufferPresent(
     int route_id,
     int gpu_host_id,
-    const gpu::Mailbox& mailbox,
+    const std::string& mailbox_name,
     uint32 sync_point) {
   AcceleratedSurfaceMsg_BufferPresented_Params ack_params;
-  ack_params.mailbox = mailbox;
+  ack_params.mailbox_name = mailbox_name;
   ack_params.sync_point = sync_point;
   RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                  gpu_host_id,
                                                  ack_params);
 }
 
 // static
 bool BrowserPluginGuest::ShouldForwardToBrowserPluginGuest(
     const IPC::Message& message) {
   switch (message.type()) {
@@ skipping 429 matching lines @@
   if (embedder_visible_ && guest_visible_)
     GetWebContents()->WasShown();
   else
     GetWebContents()->WasHidden();
 }
 
 void BrowserPluginGuest::OnSwapBuffersACK(
     int instance_id,
     const FrameHostMsg_BuffersSwappedACK_Params& params) {
   AcknowledgeBufferPresent(params.gpu_route_id, params.gpu_host_id,
-                           params.mailbox, params.sync_point);
+                           params.mailbox_name, params.sync_point);
 
 // This is only relevant on MACOSX and WIN when threaded compositing
 // is not enabled. In threaded mode, above ACK is sufficient.
 #if defined(OS_MACOSX) || defined(OS_WIN)
   RenderWidgetHostImpl* render_widget_host =
         RenderWidgetHostImpl::From(GetWebContents()->GetRenderViewHost());
   render_widget_host->AcknowledgeSwapBuffersToRenderer();
 #endif  // defined(OS_MACOSX) || defined(OS_WIN)
 }
 
@@ skipping 275 matching lines @@
                    base::Value::CreateStringValue(request_method));
   request_info.Set(browser_plugin::kURL, base::Value::CreateStringValue(url));
 
   RequestPermission(BROWSER_PLUGIN_PERMISSION_TYPE_DOWNLOAD,
                     new DownloadRequest(weak_ptr_factory_.GetWeakPtr(),
                                         callback),
                     request_info);
 }
 
 }  // namespace content