MSE: Recognize "unknown duration" in ISOBMFF mvhd version 0, duration max uint32 case

media/formats/mp4/box_definitions.cc

Index: media/formats/mp4/box_definitions.cc
diff --git a/media/formats/mp4/box_definitions.cc b/media/formats/mp4/box_definitions.cc
index 9018f89c063950cea029caf3591e4733b372e421..e16e5fb64798f96b89bdff2246d0ef0e0de7c199 100644
--- a/media/formats/mp4/box_definitions.cc
+++ b/media/formats/mp4/box_definitions.cc
@@ -286,7 +286,8 @@ bool ProtectionSchemeInfo::Parse(BoxReader* reader) {
 }
 
 MovieHeader::MovieHeader()
-    : creation_time(0),
+    : version(0),
+      creation_time(0),
       modification_time(0),
       timescale(0),
       duration(0),
@@ -299,8 +300,9 @@ FourCC MovieHeader::BoxType() const { return FOURCC_MVHD; }
 
 bool MovieHeader::Parse(BoxReader* reader) {
   RCHECK(reader->ReadFullBoxHeader());
+  version = reader->version();
 
-  if (reader->version() == 1) {
+  if (version == 1) {
     RCHECK(reader->Read8(&creation_time) &&
            reader->Read8(&modification_time) &&
            reader->Read4(&timescale) &&