Encrypted Media: Use uint32 for systemCode in SessionError.

content/browser/media/android/browser_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/browser/media/android/browser_media_player_manager.h"
 
 #include "base/command_line.h"
 #include "content/browser/android/content_view_core_impl.h"
 #include "content/browser/media/android/browser_demuxer_android.h"
 #include "content/browser/media/android/media_resource_getter_impl.h"
@@ skipping 423 matching lines @@
 }
 
 void BrowserMediaPlayerManager::OnSessionClosed(int cdm_id, uint32 session_id) {
   Send(new CdmMsg_SessionClosed(routing_id(), cdm_id, session_id));
 }
 
 void BrowserMediaPlayerManager::OnSessionError(
     int cdm_id,
     uint32 session_id,
     media::MediaKeys::KeyError error_code,
-    int system_code) {
+    uint32 system_code) {
   Send(new CdmMsg_SessionError(
       routing_id(), cdm_id, session_id, error_code, system_code));
 }
 
 #if defined(VIDEO_HOLE)
 void BrowserMediaPlayerManager::AttachExternalVideoSurface(int player_id,
                                                            jobject surface) {
   MediaPlayerAndroid* player = GetPlayer(player_id);
   if (player) {
     player->SetVideoSurface(
@@ skipping 412 matching lines @@
   if (player->IsPlaying())
     OnProtectedSurfaceRequested(cdm_id);
 }
 
 void BrowserMediaPlayerManager::ReleaseFullscreenPlayer(
     MediaPlayerAndroid* player) {
     player->Release();
 }
 
 }  // namespace content