Fix some uses of scoped_ptr.release() in net/ such that the return value is not ignored.

net/disk_cache/file_posix.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 "net/disk_cache/file.h"
 
 #include <fcntl.h>
 
 #include <set>
 
@@ skipping 104 matching lines @@
  public:
   InFlightIO() : callback_thread_(MessageLoop::current()) {}
   ~InFlightIO() {}
 
   // These methods start an asynchronous operation. The arguments have the same
   // semantics of the File asynchronous operations, with the exception that the
   // operation never finishes synchronously.
   void PostRead(disk_cache::File* file, void* buf, size_t buf_len,
                 size_t offset, disk_cache::FileIOCallback* callback);
   void PostWrite(disk_cache::File* file, const void* buf, size_t buf_len,
-                size_t offset, disk_cache::FileIOCallback* callback,
-                bool delete_buffer);
+                 size_t offset, disk_cache::FileIOCallback* callback,
+                 bool delete_buffer);
 
   // Blocks the current thread until all IO operations tracked by this object
   // complete.
   void WaitForPendingIO();
 
   // Called on a worker thread when |operation| completes.
   void OnIOComplete(BackgroundIO* operation);
 
   // Invokes the users' completion callback at the end of the IO operation.
   // |cancel_task| is true if the actual task posted to the thread is still
@@ skipping 233 matching lines @@
   return ret;
 }
 
 // Static.
 void File::WaitForPendingIO(int* num_pending_io) {
   if (*num_pending_io)
     Singleton<InFlightIO>::get()->WaitForPendingIO();
 }
 
 }  // namespace disk_cache