[Cleanup] Move all browsertests to use ScopedFeatureList to modify features

content/browser/renderer_host/media/video_capture_browsertest.cc

Index: content/browser/renderer_host/media/video_capture_browsertest.cc
diff --git a/content/browser/renderer_host/media/video_capture_browsertest.cc b/content/browser/renderer_host/media/video_capture_browsertest.cc
index e4c37d1e64a1cce636638653185b47ece3eefd92..966cad6bc3ea7d4a5fa2a7d073d97c3a2e36046d 100644
--- a/content/browser/renderer_host/media/video_capture_browsertest.cc
+++ b/content/browser/renderer_host/media/video_capture_browsertest.cc
@@ -4,6 +4,7 @@
 
 #include "base/command_line.h"
 #include "base/run_loop.h"
+#include "base/test/scoped_feature_list.h"
 #include "build/build_config.h"
 #include "content/browser/browser_main_loop.h"
 #include "content/browser/renderer_host/media/media_stream_manager.h"
@@ -158,8 +159,8 @@ class VideoCaptureBrowserTest : public ContentBrowserTest,
           switches::kDisableAcceleratedMjpegDecode);
     }
     if (params_.use_mojo_service) {
-      base::CommandLine::ForCurrentProcess()->AppendSwitchASCII(
-          switches::kEnableFeatures, video_capture::kMojoVideoCapture.name);
+      scoped_feature_list_.InitAndEnableFeature(
+          video_capture::kMojoVideoCapture);
     }
   }
 
@@ -211,6 +212,7 @@ class VideoCaptureBrowserTest : public ContentBrowserTest,
   MockMediaStreamProviderListener mock_stream_provider_listener_;
   MockVideoCaptureControllerEventHandler mock_controller_event_handler_;
   base::WeakPtr<VideoCaptureController> controller_;
+  base::test::ScopedFeatureList scoped_feature_list_;
 };
 
 IN_PROC_BROWSER_TEST_P(VideoCaptureBrowserTest, StartAndImmediatelyStop) {