Coverity: Initialize member variables.

ppapi/native_client/src/trusted/plugin/file_downloader.h

 // 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.
 
 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_FILE_DOWNLOADER_H_
 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_FILE_DOWNLOADER_H_
 
 #include <deque>
 
 #include "native_client/src/include/nacl_macros.h"
@@ skipping 31 matching lines @@
 class FileDownloader {
  public:
   // Ctor initializes |instance_| to NULL, be sure to call Initialize() before
   // calling Open(), or Open() will fail.
   FileDownloader()
       : instance_(NULL),
         file_open_notify_callback_(pp::BlockUntilComplete()),
         file_io_trusted_interface_(NULL),
         url_loader_trusted_interface_(NULL),
         open_time_(-1),
+        mode_(DOWNLOAD_TO_FILE),
+        url_scheme_(SCHEME_OTHER),
         data_stream_callback_source_(NULL) {}
   ~FileDownloader() {}
 
   // Initialize() can only be called once during the lifetime of this instance.
   void Initialize(Plugin* instance);
 
   // Issues a GET on |url| downloading the response into a file. The file is
   // then opened and a file descriptor is made available.
   // Returns true when callback is scheduled to be called on success or failure.
   // Returns false if callback is NULL, Initialize() has not been called or if
@@ skipping 75 matching lines @@
   int64_t open_time_;
   DownloadMode mode_;
   static const uint32_t kTempBufferSize = 2048;
   std::vector<char> temp_buffer_;
   std::deque<char> buffer_;
   UrlSchemeType url_scheme_;
   StreamCallbackSource* data_stream_callback_source_;
 };
 }  // namespace plugin;
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_FILE_DOWNLOADER_H_