content/child: Remove use of MessageLoopProxy and deprecated MessageLoop APIs

content/child/npapi/plugin_lib.cc

 // Copyright (c) 2011 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/child/npapi/plugin_lib.h"
 
 #include "base/bind.h"
+#include "base/location.h"
 #include "base/logging.h"
-#include "base/message_loop/message_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
+#include "base/thread_task_runner_handle.h"
 #include "content/child/npapi/plugin_host.h"
 #include "content/child/npapi/plugin_instance.h"
 #include "content/common/plugin_list.h"
 
 namespace content {
 
 // A list of all the instantiated plugins.
 static std::vector<scoped_refptr<PluginLib> >* g_loaded_libs;
 
 PluginLib* PluginLib::CreatePluginLib(const base::FilePath& filename) {
@@ skipping 261 matching lines @@
     // The plugin NPAPI instances may still be around. Delay the
     // NP_Shutdown and FreeLibrary calls at least till the next
     // peek message.
     defer_unload = true;
 #endif
 */
     if (!defer_unload_) {
       LOG_IF(ERROR, PluginList::DebugPluginLoading())
           << "Scheduling delayed unload for plugin "
           << web_plugin_info_.path.value();
-      base::MessageLoop::current()->PostTask(
-          FROM_HERE,
-          base::Bind(&FreePluginLibraryHelper,
-                     web_plugin_info_.path,
-                     skip_unload_ ? NULL : library_,
-                     entry_points_.np_shutdown));
+      base::ThreadTaskRunnerHandle::Get()->PostTask(
+          FROM_HERE, base::Bind(&FreePluginLibraryHelper, web_plugin_info_.path,
+                                skip_unload_ ? NULL : library_,
+                                entry_points_.np_shutdown));
     } else {
       Shutdown();
       if (!skip_unload_) {
         LOG_IF(ERROR, PluginList::DebugPluginLoading())
             << "Unloading plugin " << web_plugin_info_.path.value();
         base::UnloadNativeLibrary(library_);
       }
     }
 
     library_ = NULL;
@@ skipping 12 matching lines @@
 }
 
 void PluginLib::Shutdown() {
   if (initialized_) {
     NP_Shutdown();
     initialized_ = false;
   }
 }
 
 }  // namespace content