Create abstract interface for media::Pipeline.

media/test/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 <stddef.h>
 #include <stdint.h>
 #include <utility>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 677 matching lines @@
         .WillRepeatedly(SaveArg<0>(&metadata_));
     EXPECT_CALL(*this, OnBufferingStateChanged(BUFFERING_HAVE_ENOUGH))
         .Times(AnyNumber());
     EXPECT_CALL(*this, OnBufferingStateChanged(BUFFERING_HAVE_NOTHING))
         .Times(AnyNumber());
 
     // Encrypted content not used, so this is never called.
     EXPECT_CALL(*this, OnWaitingForDecryptionKey()).Times(0);
 
     demuxer_ = source->GetDemuxer();
+    scoped_ptr<Renderer> renderer = CreateRenderer();
     pipeline_->Start(
-        demuxer_.get(), CreateRenderer(),
+        demuxer_.get(), &renderer,
         base::Bind(&PipelineIntegrationTest::OnEnded, base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnError, base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnStatusCallback,
                    base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnMetadata,
                    base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnBufferingStateChanged,
                    base::Unretained(this)),
         base::Closure(), base::Bind(&PipelineIntegrationTest::OnAddTextTrack,
                                     base::Unretained(this)),
@@ skipping 25 matching lines @@
         .Times(AnyNumber());
     EXPECT_CALL(*this, OnBufferingStateChanged(BUFFERING_HAVE_NOTHING))
         .Times(AnyNumber());
     EXPECT_CALL(*this, DecryptorAttached(true));
 
     // Encrypted content used but keys provided in advance, so this is
     // never called.
     EXPECT_CALL(*this, OnWaitingForDecryptionKey()).Times(0);
 
     demuxer_ = source->GetDemuxer();
+    scoped_ptr<Renderer> renderer = CreateRenderer();
 
     pipeline_->SetCdm(encrypted_media->GetCdmContext(),
                       base::Bind(&PipelineIntegrationTest::DecryptorAttached,
                                  base::Unretained(this)));
 
     pipeline_->Start(
-        demuxer_.get(), CreateRenderer(),
+        demuxer_.get(), &renderer,
         base::Bind(&PipelineIntegrationTest::OnEnded, base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnError, base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnStatusCallback,
                    base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnMetadata,
                    base::Unretained(this)),
         base::Bind(&PipelineIntegrationTest::OnBufferingStateChanged,
                    base::Unretained(this)),
         base::Closure(), base::Bind(&PipelineIntegrationTest::OnAddTextTrack,
                                     base::Unretained(this)),
@@ skipping 1242 matching lines @@
 
 TEST_F(PipelineIntegrationTest, BasicPlaybackPositiveStartTime) {
   ASSERT_EQ(PIPELINE_OK, Start("nonzero-start-time.webm"));
   Play();
   ASSERT_TRUE(WaitUntilOnEnded());
   ASSERT_EQ(base::TimeDelta::FromMicroseconds(396000),
             demuxer_->GetStartTime());
 }
 
 }  // namespace media