Encrypted Media: Use uint32 for systemCode in SessionError.

media/filters/pipeline_integration_test.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 "media/filters/pipeline_integration_test_base.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_util.h"
@@ skipping 75 matching lines @@
                                   const std::vector<uint8>& message,
                                   const std::string& destination_url) = 0;
 
     virtual void OnSessionReady(uint32 session_id) = 0;
 
     virtual void OnSessionClosed(uint32 session_id) = 0;
 
     // Errors are not expected unless overridden.
     virtual void OnSessionError(uint32 session_id,
                                 MediaKeys::KeyError error_code,
-                                int system_code) {
+                                uint32 system_code) {
       FAIL() << "Unexpected Key Error";
     }
 
     virtual void NeedKey(const std::string& type,
                          const std::vector<uint8>& init_data,
                          AesDecryptor* decryptor) = 0;
   };
 
   FakeEncryptedMedia(AppBase* app)
       : decryptor_(base::Bind(&FakeEncryptedMedia::OnSessionCreated,
@@ skipping 26 matching lines @@
   void OnSessionReady(uint32 session_id) {
     app_->OnSessionReady(session_id);
   }
 
   void OnSessionClosed(uint32 session_id) {
     app_->OnSessionClosed(session_id);
   }
 
   void OnSessionError(uint32 session_id,
                       MediaKeys::KeyError error_code,
-                      int system_code) {
+                      uint32 system_code) {
     app_->OnSessionError(session_id, error_code, system_code);
   }
 
   void NeedKey(const std::string& type,
                const std::vector<uint8>& init_data) {
     app_->NeedKey(type, init_data, &decryptor_);
   }
 
  private:
   AesDecryptor decryptor_;
@@ skipping 961 matching lines @@
 // Verify that VP8 video with inband text track can be played back.
 TEST_F(PipelineIntegrationTest,
        BasicPlayback_VP8_WebVTT_WebM) {
   ASSERT_TRUE(Start(GetTestDataFilePath("bear-vp8-webvtt.webm"),
                     PIPELINE_OK));
   Play();
   ASSERT_TRUE(WaitUntilOnEnded());
 }
 
 }  // namespace media