Add const accessors to URLRequest and UploadData.

webkit/blob/blob_storage_controller.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_storage_controller.h"
 
 #include "base/logging.h"
 #include "googleurl/src/gurl.h"
 #include "net/base/upload_data.h"
 #include "webkit/blob/blob_data.h"
@@ skipping 155 matching lines @@
 BlobData* BlobStorageController::GetBlobDataFromUrl(const GURL& url) {
   BlobMap::iterator found = blob_map_.find(
       BlobUrlHasRef(url) ? ClearBlobUrlRef(url).spec() : url.spec());
   return (found != blob_map_.end()) ? found->second : NULL;
 }
 
 void BlobStorageController::ResolveBlobReferencesInUploadData(
     net::UploadData* upload_data) {
   DCHECK(upload_data);
 
-  std::vector<net::UploadData::Element>* uploads = upload_data->elements();
+  std::vector<net::UploadData::Element>* uploads =
+      upload_data->elements_mutable();
   std::vector<net::UploadData::Element>::iterator iter;
   for (iter = uploads->begin(); iter != uploads->end();) {
     if (iter->type() != net::UploadData::TYPE_BLOB) {
       iter++;
       continue;
     }
 
     // Find the referred blob data.
     BlobData* blob_data = GetBlobDataFromUrl(iter->blob_url());
     DCHECK(blob_data);
@@ skipping 106 matching lines @@
 bool BlobStorageController::DecrementBlobDataUsage(BlobData* blob_data) {
   BlobDataUsageMap::iterator found = blob_data_usage_count_.find(blob_data);
   DCHECK(found != blob_data_usage_count_.end());
   if (--(found->second))
     return false;  // Still in use
   blob_data_usage_count_.erase(found);
   return true;
 }
 
 }  // namespace webkit_blob