Fix the GCC build.

base/message_loop.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 "base/message_loop.h"
 
 #include <algorithm>
 
 #include "base/compiler_specific.h"
 #include "base/logging.h"
@@ skipping 319 matching lines @@
       // normally be deleted in case of any funny dependencies between delayed
       // tasks.
       AddToDelayedWorkQueue(pending_task);
     } else {
       // TODO(darin): Delete all tasks once it is safe to do so.
       //delete task;
     }
   }
   did_work |= !deferred_non_nestable_work_queue_.empty();
   while (!deferred_non_nestable_work_queue_.empty()) {
-    Task* task = deferred_non_nestable_work_queue_.front().task;
+    // TODO(darin): Delete all tasks once it is safe to do so.
+    //Task* task = deferred_non_nestable_work_queue_.front().task;
     deferred_non_nestable_work_queue_.pop();
-    // TODO(darin): Delete all tasks once it is safe to do so.
     //delete task;
   }
   did_work |= !delayed_work_queue_.empty();
   while (!delayed_work_queue_.empty()) {
     Task* task = delayed_work_queue_.top().task;
     delayed_work_queue_.pop();
     delete task;
   }
   return did_work;
 }
@@ skipping 195 matching lines @@
 //------------------------------------------------------------------------------
 // MessageLoopForIO
 
 #if defined(OS_WIN)
 
 void MessageLoopForIO::WatchObject(HANDLE object, Watcher* watcher) {
   pump_win()->WatchObject(object, watcher);
 }
 
 #endif  // defined(OS_WIN)