linux: call g_thread_init() at relevant startup points

chrome/plugin/plugin_thread.cc

 // Copyright (c) 2006-2008 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_thread.h"
 
 #include "build/build_config.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
@@ skipping 17 matching lines @@
 PluginThread::PluginThread()
     : preloaded_plugin_module_(NULL) {
   plugin_path_ = FilePath::FromWStringHack(
       CommandLine::ForCurrentProcess()->GetSwitchValue(switches::kPluginPath));
 
   lazy_tls.Pointer()->Set(this);
 #if defined(OS_LINUX)
   {
     // XEmbed plugins assume they are hosted in a Gtk application, so we need
     // to initialize Gtk in the plugin process.
+    g_thread_init(NULL);
     const std::vector<std::string>& args =
         CommandLine::ForCurrentProcess()->argv();
     int argc = args.size();
     scoped_array<char *> argv(new char *[argc + 1]);
     for (size_t i = 0; i < args.size(); ++i) {
       // TODO(piman@google.com): can gtk_init modify argv? Just being safe
       // here.
       argv[i] = strdup(args[i].c_str());
     }
     argv[argc] = NULL;
@@ skipping 144 matching lines @@
   }
 
   if (!result || net_error != net::OK)
     return false;
 
   *proxy_list = proxy_result;
   return true;
 }
 
 } // namespace webkit_glue