Chromium Blob hacking

content/common/resource_messages.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 "content/common/resource_messages.h"
 
 #include "net/base/load_timing_info.h"
 #include "net/http/http_response_headers.h"
 
 namespace IPC {
@@ skipping 32 matching lines @@
       break;
     }
     case webkit_common::DataElement::TYPE_FILE: {
       WriteParam(m, p.path());
       WriteParam(m, p.offset());
       WriteParam(m, p.length());
       WriteParam(m, p.expected_modification_time());
       break;
     }
     case webkit_common::DataElement::TYPE_FILE_FILESYSTEM: {
-      WriteParam(m, p.url());
+      WriteParam(m, p.filesystem_url());
       WriteParam(m, p.offset());
       WriteParam(m, p.length());
       WriteParam(m, p.expected_modification_time());
       break;
     }
     default: {
       DCHECK(p.type() == webkit_common::DataElement::TYPE_BLOB);
-      WriteParam(m, p.url());
+      WriteParam(m, p.blob_uuid());
+      WriteParam(m, p.blob_url());
       WriteParam(m, p.offset());
       WriteParam(m, p.length());
       break;
     }
   }
 }
 
 bool ParamTraits<webkit_common::DataElement>::Read(
     const Message* m, PickleIterator* iter, param_type* r) {
   int type;
@@ skipping 35 matching lines @@
       if (!ReadParam(m, iter, &length))
         return false;
       if (!ReadParam(m, iter, &expected_modification_time))
         return false;
       r->SetToFileSystemUrlRange(file_system_url, offset, length,
                                  expected_modification_time);
       break;
     }
     default: {
       DCHECK(type == webkit_common::DataElement::TYPE_BLOB);
+      std::string blob_uuid;
       GURL blob_url;
       uint64 offset, length;
+      if (!ReadParam(m, iter, &blob_uuid))
+        return false;
       if (!ReadParam(m, iter, &blob_url))
         return false;
       if (!ReadParam(m, iter, &offset))
         return false;
       if (!ReadParam(m, iter, &length))
         return false;
-      r->SetToBlobUrlRange(blob_url, offset, length);
+      if (!blob_uuid.empty())
+        r->SetToBlobRange(blob_uuid, offset, length);
+      else
+        r->SetToBlobUrlRange(blob_url, offset, length);
       break;
     }
   }
   return true;
 }
 
 void ParamTraits<webkit_common::DataElement>::Log(
     const param_type& p, std::string* l) {
   l->append("<webkit_common::DataElement>");
 }
@@ skipping 153 matching lines @@
   (*r)->set_identifier(identifier);
   return true;
 }
 
 void ParamTraits<scoped_refptr<webkit_glue::ResourceRequestBody> >::Log(
     const param_type& p, std::string* l) {
   l->append("<webkit_glue::ResourceRequestBody>");
 }
 
 }  // namespace IPC