--- chromium-75.0.3770.100/content/browser/media/media_canplaytype_browsertest.cc.orig	2018-01-24 21:05:46.000000000 +0100
+++ chromium-75.0.3770.100/content/browser/media/media_canplaytype_browsertest.cc	2018-02-01 23:27:46.776168423 +0100
@@ -48,8 +48,8 @@
 const char* kHlsMaybe = kPropMaybe;
 #endif  // !OS_ANDROID
 
-// Chrome doesn't support HEVC.
-const char* kHevcSupported = kNot;
+// Alien's Chromium does support HEVC.
+const char* kHevcSupported = kPropProbably;
 
 #if BUILDFLAG(ENABLE_MSE_MPEG2TS_STREAM_PARSER)
 const char* kMp2tsMaybe = kPropMaybe;
--- chromium-75.0.3770.100/media/base/mime_util_internal.cc.orig	2019-06-18 17:48:14.000000000 +0200
+++ chromium-75.0.3770.100/media/base/mime_util_internal.cc	2019-06-21 16:14:45.786555418 +0200
@@ -901,6 +901,14 @@
       return IsNotSupported;
   }
 
+  if (video_codec == kCodecHEVC) {
+#if BUILDFLAG(ENABLE_HEVC_DEMUXING)
+    return IsSupported;
+#else
+    return IsNotSupported;
+#endif
+}
+
   if (video_codec != kUnknownVideoCodec) {
     if (!IsSupportedVideoType(
             {video_codec, video_profile, video_level, color_space}))