Encrypted Media: Use uint32 for systemCode in SessionError.

content/renderer/media/android/renderer_media_player_manager.cc

 // Copyright 2013 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/media/android/renderer_media_player_manager.h"
 
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "content/common/media/cdm_messages.h"
 #include "content/common/media/media_player_messages_android.h"
@@ skipping 300 matching lines @@
                                                  uint32 session_id) {
   ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
   if (media_keys)
     media_keys->OnSessionClosed(session_id);
 }
 
 void RendererMediaPlayerManager::OnSessionError(
     int cdm_id,
     uint32 session_id,
     media::MediaKeys::KeyError error_code,
-    int system_code) {
+    uint32 system_code) {
   ProxyMediaKeys* media_keys = GetMediaKeys(cdm_id);
   if (media_keys)
     media_keys->OnSessionError(session_id, error_code, system_code);
 }
 
 int RendererMediaPlayerManager::RegisterMediaPlayer(
     WebMediaPlayerAndroid* player) {
   media_players_[next_media_player_id_] = player;
   return next_media_player_id_++;
 }
@@ skipping 94 matching lines @@
 
     if (player && player->hasVideo()) {
       if (player->UpdateBoundaryRectangle())
         (*changes)[player_it->first] = player->GetBoundaryRectangle();
     }
   }
 }
 #endif  // defined(VIDEO_HOLE)
 
 }  // namespace content