Fix uninitialized variable.

chrome/browser/chromeos/gdata/drive_api_parser.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/gdata/drive_api_parser.h"
 
 #include <algorithm>
 
 #include "base/basictypes.h"
 #include "base/file_path.h"
@@ skipping 280 matching lines @@
   if (!converter.Convert(value, this)) {
     LOG(ERROR) << "Unable to parse: Invalid AppList";
     return false;
   }
   return true;
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // FileResource implementation
 
-FileResource::FileResource() {}
+FileResource::FileResource() : file_size_(0) {}
 
 FileResource::~FileResource() {}
 
 // static
 void FileResource::RegisterJSONConverter(
     base::JSONValueConverter<FileResource>* converter) {
   converter->RegisterStringField(kId, &FileResource::file_id_);
   converter->RegisterStringField(kETag, &FileResource::etag_);
   converter->RegisterStringField(kMimeType, &FileResource::mime_type_);
   converter->RegisterStringField(kTitle, &FileResource::title_);
@@ skipping 68 matching lines @@
 bool FileList::Parse(const base::Value& value) {
   base::JSONValueConverter<FileList> converter;
   if (!converter.Convert(value, this)) {
     LOG(ERROR) << "Unable to parse: Invalid FileList";
     return false;
   }
   return true;
 }
 
 }  // namespace gdata