Remove media-remoting-encrypted flag.

chrome/common/chrome_features.cc

Index: chrome/common/chrome_features.cc
diff --git a/chrome/common/chrome_features.cc b/chrome/common/chrome_features.cc
index 6e36f8bd4ee4aa839ffb59d388c0a78f79a990bc..3f39121f43cdd90a07e59b1719d7b87599f562be 100644
--- a/chrome/common/chrome_features.cc
+++ b/chrome/common/chrome_features.cc
@@ -203,12 +203,9 @@ const base::Feature kMaterialDesignSettings{"MaterialDesignSettings",
 
 #if !defined(OS_ANDROID) && !defined(OS_IOS)
 // Enables media content bitstream remoting, an optimization that can activate
-// during Cast Tab Mirroring. When kMediaRemotingEncrypted is disabled, the
-// feature will not activate for encrypted content.
+// during Cast Tab Mirroring.
 const base::Feature kMediaRemoting{"MediaRemoting",
                                    base::FEATURE_DISABLED_BY_DEFAULT};
-const base::Feature kMediaRemotingEncrypted{"MediaRemotingEncrypted",
-                                            base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // !defined(OS_ANDROID) && !defined(OS_IOS)
 
 // Enables or disables modal permission prompts.