Call scoped_refptr<T>::get() rather than relying on implicit "operator T*"

cc/base/worker_pool.cc

 // Copyright 2013 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 "cc/base/worker_pool.h"
 
 #if defined(OS_ANDROID)
 // TODO(epenner): Move thread priorities to base. (crbug.com/170549)
 #include <sys/resource.h>
 #endif
@@ skipping 475 matching lines @@
   DispatchCompletionCallbacks(&completed_tasks);
 }
 
 void WorkerPool::DispatchCompletionCallbacks(TaskDeque* completed_tasks) {
   TRACE_EVENT0("cc", "WorkerPool::DispatchCompletionCallbacks");
 
   // Worker pool instance is not reentrant while processing completed tasks.
   in_dispatch_completion_callbacks_ = true;
 
   while (!completed_tasks->empty()) {
-    internal::WorkerPoolTask* task = completed_tasks->front();
+    internal::WorkerPoolTask* task = completed_tasks->front().get();
 
     task->DidComplete();
     task->DispatchCompletionCallback();
 
     completed_tasks->pop_front();
   }
 
   in_dispatch_completion_callbacks_ = false;
 }
 
 void WorkerPool::ScheduleTasks(internal::WorkerPoolTask* root) {
   TRACE_EVENT0("cc", "WorkerPool::ScheduleTasks");
 
   DCHECK(!in_dispatch_completion_callbacks_);
 
   inner_->ScheduleTasks(root);
 }
 
 }  // namespace cc