Make isolated file system works for a device root (e.g. X:\\)

content/renderer/web_intents_host.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/renderer/web_intents_host.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/utf_string_conversions.h"
 #include "content/common/intents_messages.h"
@@ skipping 162 matching lines @@
   } else if (intent_->data_type == webkit_glue::WebIntentData::FILESYSTEM) {
     const GURL origin = GURL(frame->document().securityOrigin().toString());
     const GURL root_url =
         fileapi::GetFileSystemRootURI(origin, fileapi::kFileSystemTypeIsolated);
     const std::string fsname =
         fileapi::GetIsolatedFileSystemName(origin, intent_->filesystem_id);
     const std::string url = base::StringPrintf(
         "%s%s/%s/",
         root_url.spec().c_str(),
         intent_->filesystem_id.c_str(),
-        intent_->root_path.BaseName().AsUTF8Unsafe().c_str());
+        intent_->root_name.c_str());
     // TODO(kmadhusu): This is a temporary hack to create a serializable file
     // system. Once we have a better way to create a serializable file system,
     // remove this hack.
     v8::Handle<v8::Value> filesystem_V8 = frame->createSerializableFileSystem(
         WebKit::WebFileSystem::TypeIsolated,
         WebKit::WebString::fromUTF8(fsname),
         WebKit::WebString::fromUTF8(url));
     WebSerializedScriptValue serialized_data =
         WebSerializedScriptValue::serialize(filesystem_V8);
     web_intent = WebIntent::create(intent_->action, intent_->type,
                                    serialized_data.toString(),
                                    extras_keys, extras_values);
   } else {
     NOTREACHED();
   }
 
   if (!web_intent.action().isEmpty())
     frame->deliverIntent(web_intent, NULL, delivered_intent_client_.get());
 }