Dart floating-point array encoders should accept a List<double>

mojo/dart/packages/mojo/lib/src/codec.dart

Index: mojo/dart/packages/mojo/lib/src/codec.dart
diff --git a/mojo/dart/packages/mojo/lib/src/codec.dart b/mojo/dart/packages/mojo/lib/src/codec.dart
index 54618605143e0e40781741d9bf007034ffbc6e5f..9d62b541f375d11f7be377d521939484f8c06ab0 100644
--- a/mojo/dart/packages/mojo/lib/src/codec.dart
+++ b/mojo/dart/packages/mojo/lib/src/codec.dart
@@ -351,7 +351,7 @@ class Encoder {
     encoder.appendUint8Array(bytes);
   }
 
-  void encodeArray(Function arrayAppend, int elementBytes, List<int> value,
+  void encodeArray(Function arrayAppend, int elementBytes, List value,
       int offset, int nullability, int expectedLength) {
     if (value == null) {
       encodeNullPointer(offset, isArrayNullable(nullability));
@@ -403,12 +403,14 @@ class Encoder {
           nullability, expectedLength);
 
   void encodeFloatArray(
-          List<int> value, int offset, int nullability, int expectedLength) =>
+          List<double> value, int offset, int nullability,
+          int expectedLength) =>
       encodeArray((e, v) => e.appendFloatArray(v), 4, value, offset,
           nullability, expectedLength);
 
   void encodeDoubleArray(
-          List<int> value, int offset, int nullability, int expectedLength) =>
+          List<double> value, int offset, int nullability,
+          int expectedLength) =>
       encodeArray((e, v) => e.appendDoubleArray(v), 8, value, offset,
           nullability, expectedLength);