Gears File Drag Drop

chrome/plugin/plugin_channel.cc

 // Copyright (c) 2009 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 "chrome/plugin/plugin_channel.h"
 
 #include "base/command_line.h"
 #include "base/process_util.h"
 #include "base/string_util.h"
 #include "build/build_config.h"
@@ skipping 15 matching lines @@
 
 // How long we wait before releasing the plugin process.
 static const int kPluginReleaseTimeMS = 10000;
 
 PluginChannel* PluginChannel::GetPluginChannel(int renderer_id,
                                                MessageLoop* ipc_message_loop) {
   // Map renderer ID to a (single) channel to that process.
   std::string channel_name = StringPrintf(
       "%d.r%d", base::GetCurrentProcId(), renderer_id);
 
-  return static_cast<PluginChannel*>(PluginChannelBase::GetChannel(
-      channel_name,
-      IPC::Channel::MODE_SERVER,
-      ClassFactory,
-      ipc_message_loop,
-      false));
+  PluginChannel* channel =
+      static_cast<PluginChannel*>(PluginChannelBase::GetChannel(
+          channel_name,
+          IPC::Channel::MODE_SERVER,
+          ClassFactory,
+          ipc_message_loop,
+          false));
+
+  if (channel)
+    channel->renderer_id_ = renderer_id;
+
+  return channel;
 }
 
 PluginChannel::PluginChannel()
     : renderer_handle_(0),
+      renderer_id_(-1),
 #if defined(OS_POSIX)
       renderer_fd_(-1),
 #endif
       in_send_(0),
       off_the_record_(false) {
   SendUnblockingOnlyDuringDispatch();
   ChildProcess::current()->AddRefProcess();
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
   log_messages_ = command_line->HasSwitch(switches::kLogPluginMessages);
 }
@@ skipping 109 matching lines @@
   // This gets called when the PluginChannel is initially created. At this
   // point, create the socketpair and assign the plugin side FD to the channel
   // name. Keep the renderer side FD as a member variable in the PluginChannel
   // to be able to transmit it through IPC.
   int plugin_fd;
   IPC::SocketPair(&plugin_fd, &renderer_fd_);
   IPC::AddChannelSocket(channel_name(), plugin_fd);
 #endif
   return PluginChannelBase::Init(ipc_message_loop, create_pipe_now);
 }