Remove support for old getUserMedia video constraints algorithm.

content/renderer/media/webrtc/media_stream_video_webrtc_sink_unittest.cc

 // Copyright 2016 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/webrtc/media_stream_video_webrtc_sink.h"
 
-#include "base/test/scoped_feature_list.h"
 #include "base/test/scoped_task_environment.h"
 #include "content/child/child_process.h"
-#include "content/public/common/content_features.h"
 #include "content/renderer/media/mock_constraint_factory.h"
 #include "content/renderer/media/mock_media_stream_registry.h"
 #include "content/renderer/media/video_track_adapter.h"
 #include "content/renderer/media/webrtc/mock_peer_connection_dependency_factory.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 namespace {
 
 class MediaStreamVideoWebRtcSinkTest : public ::testing::Test {
  public:
   MediaStreamVideoWebRtcSinkTest()
       : scoped_task_environment_(
-            base::test::ScopedTaskEnvironment::MainThreadType::UI) {
-    scoped_feature_list_.InitAndDisableFeature(
-        features::kMediaStreamOldVideoConstraints);
-  }
+            base::test::ScopedTaskEnvironment::MainThreadType::UI) {}
 
   void SetVideoTrack() {
     registry_.Init("stream URL");
     registry_.AddVideoTrack("test video track");
     blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
     registry_.test_stream().VideoTracks(video_tracks);
     track_ = video_tracks[0];
     // TODO(hta): Verify that track_ is valid. When constraints produce
     // no valid format, using the track will cause a crash.
   }
 
-  void SetVideoTrack(blink::WebMediaConstraints constraints) {
-    registry_.Init("stream URL");
-    registry_.AddVideoTrack("test video track", constraints);
-    blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
-    registry_.test_stream().VideoTracks(video_tracks);
-    track_ = video_tracks[0];
-    // TODO(hta): Verify that track_ is valid. When constraints produce
-    // no valid format, using the track will cause a crash.
-  }
-
   void SetVideoTrack(const base::Optional<bool>& noise_reduction) {
     registry_.Init("stream URL");
     registry_.AddVideoTrack("test video track", VideoTrackAdapterSettings(),
                             noise_reduction, false, 0.0);
     blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
     registry_.test_stream().VideoTracks(video_tracks);
     track_ = video_tracks[0];
     // TODO(hta): Verify that track_ is valid. When constraints produce
     // no valid format, using the track will cause a crash.
   }
 
  protected:
   blink::WebMediaStreamTrack track_;
   MockPeerConnectionDependencyFactory dependency_factory_;
 
  private:
   MockMediaStreamRegistry registry_;
   // A ChildProcess and a MessageLoopForUI are both needed to fool the Tracks
   // and Sources in |registry_| into believing they are on the right threads.
   base::test::ScopedTaskEnvironment scoped_task_environment_;
   const ChildProcess child_process_;
-  base::test::ScopedFeatureList scoped_feature_list_;
 };
 
 TEST_F(MediaStreamVideoWebRtcSinkTest, NoiseReductionDefaultsToNotSet) {
   SetVideoTrack();
   MediaStreamVideoWebRtcSink my_sink(track_, &dependency_factory_);
   EXPECT_TRUE(my_sink.webrtc_video_track());
   EXPECT_FALSE(my_sink.SourceNeedsDenoisingForTesting());
 }
 
 // TODO(guidou): Remove this test. http://crbug.com/706408
 TEST_F(MediaStreamVideoWebRtcSinkTest, NoiseReductionConstraintPassThrough) {
   SetVideoTrack(base::Optional<bool>(true));
   MediaStreamVideoWebRtcSink my_sink(track_, &dependency_factory_);
   EXPECT_TRUE(my_sink.SourceNeedsDenoisingForTesting());
   EXPECT_TRUE(*(my_sink.SourceNeedsDenoisingForTesting()));
 }
 
-// TODO(guidou): Remove this test. http://crbug.com/706408
-class MediaStreamVideoWebRtcSinkOldConstraintsTest : public ::testing::Test {
- public:
-  MediaStreamVideoWebRtcSinkOldConstraintsTest()
-      : scoped_task_environment_(
-            base::test::ScopedTaskEnvironment::MainThreadType::UI) {
-    scoped_feature_list_.InitAndEnableFeature(
-        features::kMediaStreamOldVideoConstraints);
-  }
-
-  void SetVideoTrack() {
-    registry_.Init("stream URL");
-    registry_.AddVideoTrack("test video track");
-    blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
-    registry_.test_stream().VideoTracks(video_tracks);
-    track_ = video_tracks[0];
-    // TODO(hta): Verify that track_ is valid. When constraints produce
-    // no valid format, using the track will cause a crash.
-  }
-
-  void SetVideoTrack(blink::WebMediaConstraints constraints) {
-    registry_.Init("stream URL");
-    registry_.AddVideoTrack("test video track", constraints);
-    blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
-    registry_.test_stream().VideoTracks(video_tracks);
-    track_ = video_tracks[0];
-    // TODO(hta): Verify that track_ is valid. When constraints produce
-    // no valid format, using the track will cause a crash.
-  }
-
-  void SetVideoTrack(const base::Optional<bool>& noise_reduction) {
-    registry_.Init("stream URL");
-    registry_.AddVideoTrack("test video track", VideoTrackAdapterSettings(),
-                            noise_reduction, false, 0.0);
-    blink::WebVector<blink::WebMediaStreamTrack> video_tracks;
-    registry_.test_stream().VideoTracks(video_tracks);
-    track_ = video_tracks[0];
-    // TODO(hta): Verify that track_ is valid. When constraints produce
-    // no valid format, using the track will cause a crash.
-  }
-
- protected:
-  blink::WebMediaStreamTrack track_;
-  MockPeerConnectionDependencyFactory dependency_factory_;
-
- private:
-  MockMediaStreamRegistry registry_;
-  // A ChildProcess and a MessageLoopForUI are both needed to fool the Tracks
-  // and Sources in |registry_| into believing they are on the right threads.
-  base::test::ScopedTaskEnvironment scoped_task_environment_;
-  const ChildProcess child_process_;
-  base::test::ScopedFeatureList scoped_feature_list_;
-};
-
-TEST_F(MediaStreamVideoWebRtcSinkOldConstraintsTest,
-       NoiseReductionDefaultsToNotSet) {
-  blink::WebMediaConstraints constraints;
-  constraints.Initialize();
-  SetVideoTrack(constraints);
-  MediaStreamVideoWebRtcSink my_sink(track_, &dependency_factory_);
-  EXPECT_TRUE(my_sink.webrtc_video_track());
-  EXPECT_FALSE(my_sink.SourceNeedsDenoisingForTesting());
-}
-
-TEST_F(MediaStreamVideoWebRtcSinkOldConstraintsTest,
-       NoiseReductionConstraintPassThrough) {
-  MockConstraintFactory factory;
-  factory.basic().goog_noise_reduction.SetExact(true);
-  SetVideoTrack(factory.CreateWebMediaConstraints());
-  MediaStreamVideoWebRtcSink my_sink(track_, &dependency_factory_);
-  EXPECT_TRUE(my_sink.SourceNeedsDenoisingForTesting());
-  EXPECT_TRUE(*(my_sink.SourceNeedsDenoisingForTesting()));
-}
-
 }  // namespace
 }  // namespace content