Support FileSystem URL in File object

webkit/blob/blob_url_request_job.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 "webkit/blob/blob_url_request_job.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/file_util_proxy.h"
 #include "base/message_loop.h"
@@ skipping 289 matching lines @@
   }
 
   // Do the reading.
   const BlobData::Item& item = blob_data_->items().at(current_item_index_);
   switch (item.type) {
     case BlobData::TYPE_DATA:
       return ReadBytesItem(item, bytes_to_read);
     case BlobData::TYPE_FILE:
       return ReadFileItem(GetFileStreamReader(current_item_index_),
                           bytes_to_read);
+    case BlobData::TYPE_FILE_FILESYSTEM:
+    // TODO(kinuko): Support TYPE_FILE_FILESYSTEM case.
+    // http://crbug.com/141835
     default:
       DCHECK(false);
       return false;
   }
 }
 
 void BlobURLRequestJob::AdvanceItem() {
   // Close the file if the current item is a file.
   DeleteCurrentFileReader();
 
@@ skipping 202 matching lines @@
   headers_set_ = true;
 
   NotifyHeadersComplete();
 }
 
 LocalFileStreamReader* BlobURLRequestJob::GetFileStreamReader(size_t index) {
   DCHECK_LT(index, blob_data_->items().size());
   const BlobData::Item& item = blob_data_->items().at(index);
   if (item.type != BlobData::TYPE_FILE)
     return NULL;
+  // TODO(kinuko): Create appropriate FileStreamReader for TYPE_FILE_FILESYSTEM.
+  // http://crbug.com/141835
   if (index_to_reader_.find(index) == index_to_reader_.end()) {
     index_to_reader_[index] = new LocalFileStreamReader(
         file_thread_proxy_,
         item.file_path,
         item.offset,
         item.expected_modification_time);
   }
   DCHECK(index_to_reader_[index]);
   return index_to_reader_[index];
 }
 
 }  // namespace webkit_blob