BinaryValue support for NULL buffer.

chrome/browser/extensions/api/bluetooth/bluetooth_api.cc

 // Copyright (c) 2012 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/browser/extensions/api/bluetooth/bluetooth_api.h"
 
 #if defined(OS_CHROMEOS)
 #include <errno.h>
 #endif
 
@@ skipping 375 matching lines @@
         buffer_size - total_bytes_read);
     errsv = errno;
     if (bytes_read <= 0)
       break;
 
     total_bytes_read += bytes_read;
   }
 
   if (total_bytes_read > 0) {
     success_ = true;
-    SetResult(base::BinaryValue::Create(all_bytes, total_bytes_read));
+    SetResult(base::BinaryValue::CreateWithCopiedBuffer(all_bytes,
+        total_bytes_read));
+    free(all_bytes);
   } else {
     success_ = (errsv == EAGAIN || errsv == EWOULDBLOCK);
     free(all_bytes);
   }
 
   if (!success_)
     SetError(safe_strerror(errsv));
 #endif
 }
 
@@ skipping 212 matching lines @@
   if (GetEventRouter(profile())->IsResponsibleForDiscovery()) {
     GetMutableAdapter(profile())->SetDiscovering(false,
         base::Bind(&BluetoothStopDiscoveryFunction::OnSuccessCallback, this),
         base::Bind(&BluetoothStopDiscoveryFunction::OnErrorCallback, this));
   }
   return true;
 }
 
 }  // namespace api
 }  // namespace extensions