Regenerate Dart .mojom files

mojo/dart/packages/mojo_services/lib/mojo/media/rate_control.mojom.dart

Index: mojo/dart/packages/mojo_services/lib/mojo/media/rate_control.mojom.dart
diff --git a/mojo/dart/packages/mojo_services/lib/mojo/media/rate_control.mojom.dart b/mojo/dart/packages/mojo_services/lib/mojo/media/rate_control.mojom.dart
index 08dc29b499db3b6208f5eb17e2e24cf39cf4aeb7..42390b3085fd9b206bd33a350e1351513c12aecb 100644
--- a/mojo/dart/packages/mojo_services/lib/mojo/media/rate_control.mojom.dart
+++ b/mojo/dart/packages/mojo_services/lib/mojo/media/rate_control.mojom.dart
@@ -109,11 +109,11 @@ class TimelineTransform extends bindings.Struct {
   static const List<bindings.StructDataHeader> kVersions = const [
     const bindings.StructDataHeader(24, 0)
   ];
-  static const int kLocalTimeId = 0xFFFFFFFF;
-  static const int kContextual = 0xFFFFFFFE;
+  static const int kLocalTimeId = 4294967295;
+  static const int kContextual = 4294967294;
   TimelineQuad quad = null;
-  int referenceTimelineId = 0xFFFFFFFE;
-  int targetTimelineId = 0xFFFFFFFF;
+  int referenceTimelineId = 4294967294;
+  int targetTimelineId = 4294967295;
 
   TimelineTransform() : super(kVersions.last.size);