Remove support for old getUserMedia video constraints algorithm.

content/public/common/content_features.cc

 // Copyright 2015 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 "build/build_config.h"
 #include "content/public/common/content_features.h"
 
 namespace features {
 
 // All features in alphabetical order.
@@ skipping 133 matching lines @@
 // MediaDocument.
 const base::Feature kMediaDocumentDownloadButton{
     "MediaDocumentDownloadButton",
     base::FEATURE_DISABLED_BY_DEFAULT
 };
 
 // Enables the old algorithm for processing audio constraints in getUserMedia().
 const base::Feature kMediaStreamOldAudioConstraints{
     "MediaStreamOldAudioConstraints", base::FEATURE_DISABLED_BY_DEFAULT};
 
-// Enables the old algorithm for processing video constraints in getUserMedia().
-const base::Feature kMediaStreamOldVideoConstraints{
-    "MediaStreamOldVideoConstraints", base::FEATURE_DISABLED_BY_DEFAULT};
-
 // Enables the memory coordinator.
 // WARNING:
 // The memory coordinator is not ready for use and enabling this may cause
 // unexpected memory regression at this point. Please do not enable this.
 const base::Feature kMemoryCoordinator {
   "MemoryCoordinator", base::FEATURE_DISABLED_BY_DEFAULT
 };
 
 // Kill switch for Web Notification content images.
 const base::Feature kNotificationContentImage{"NotificationContentImage",
@@ skipping 231 matching lines @@
 #endif
 
 #if defined(OS_MACOSX)
 // The V2 sandbox on MacOS removes the unsandboed warmup phase and sandboxes the
 // entire life of the process.
 const base::Feature kMacV2Sandbox{"MacV2Sandbox",
                                   base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_MACOSX)
 
 }  // namespace features