gdata: Check entry_proto.get() before calling has_file_specific_info()

chrome/browser/chromeos/extensions/file_manager_util.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 "chrome/browser/chromeos/extensions/file_manager_util.h"
 
 #include "base/bind.h"
 #include "base/file_util.h"
 #include "base/json/json_reader.h"
 #include "base/json/json_writer.h"
 #include "base/logging.h"
@@ skipping 217 matching lines @@
 
 // Called when a file on GData was found. Opens the file found at |file_path|
 // in a new tab with a URL computed based on the |file_type|
 void OnGDataFileFound(Profile* profile,
                       const FilePath& file_path,
                       gdata::GDataFileType file_type,
                       gdata::GDataFileError error,
                       scoped_ptr<gdata::GDataEntryProto> entry_proto) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
-  if (!entry_proto->has_file_specific_info())
+  if (entry_proto.get() && !entry_proto->has_file_specific_info())
     error = gdata::GDATA_FILE_ERROR_NOT_FOUND;
 
   if (error == gdata::GDATA_FILE_OK) {
     GURL page_url;
     if (file_type == gdata::REGULAR_FILE) {
       page_url = gdata::util::GetFileResourceUrl(
           entry_proto->resource_id(),
           entry_proto->base_name());
     } else if (file_type == gdata::HOSTED_DOCUMENT) {
       page_url = GURL(entry_proto->file_specific_info().alternate_url());
@@ skipping 467 matching lines @@
           GDataOperationRegistry::ProgressStatus>::const_iterator iter =
               list.begin();
        iter != list.end(); ++iter) {
     result_list->Append(
         ProgessStatusToDictionaryValue(profile, origin_url, *iter));
   }
   return result_list.release();
 }
 
 }  // namespace file_manager_util