Changes Windows removable drive listing to include all USB drives.

chrome/utility/image_writer/image_writer_win.cc

 // Copyright 2014 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 <windows.h>
 #include <setupapi.h>
 #include <winioctl.h>
 
 #include "chrome/utility/image_writer/error_messages.h"
 #include "chrome/utility/image_writer/image_writer.h"
@@ skipping 34 matching lines @@
       NULL);                           // Optional unused overlapped perameter.
 
   if (!status) {
     PLOG(ERROR) << "Storage property query failed";
     return false;
   }
 
   STORAGE_DEVICE_DESCRIPTOR* device_descriptor =
       reinterpret_cast<STORAGE_DEVICE_DESCRIPTOR*>(output_buf.get());
 
-  return device_descriptor->RemovableMedia == TRUE;
+  return device_descriptor->RemovableMedia == TRUE ||
+         device_descriptor->BusType == BusTypeUsb;
 }
 
 bool ImageWriter::OpenDevice() {
   // Windows requires that device files be opened with FILE_FLAG_NO_BUFFERING
   // and FILE_FLAG_WRITE_THROUGH.  These two flags are not part of base::File.
   device_file_ =
       base::File(CreateFile(device_path_.value().c_str(),
                             GENERIC_READ | GENERIC_WRITE,
                             FILE_SHARE_READ | FILE_SHARE_WRITE,
                             NULL,
@@ skipping 123 matching lines @@
 
   if (volume_finder != INVALID_HANDLE_VALUE) {
     FindVolumeClose(volume_finder);
   }
 
   if (success)
     continuation.Run();
 }
 
 }  // namespace image_writer