Refactor JavaScript support for packed boolean arrays

mojo/public/tools/bindings/generators/mojom_js_generator.py

Index: mojo/public/tools/bindings/generators/mojom_js_generator.py
diff --git a/mojo/public/tools/bindings/generators/mojom_js_generator.py b/mojo/public/tools/bindings/generators/mojom_js_generator.py
index 15881cd090315fedf62c376b2e0fb67fc50297b1..5b3e7c8160c1db9190021b38b0846c9d5cc15b4d 100644
--- a/mojo/public/tools/bindings/generators/mojom_js_generator.py
+++ b/mojo/public/tools/bindings/generators/mojom_js_generator.py
@@ -86,7 +86,7 @@ def CodecType(kind):
   if isinstance(kind, mojom.Struct):
     return "new codec.PointerTo(%s)" % CodecType(kind.name)
   if isinstance(kind, mojom.Array) and kind.kind == mojom.BOOL:
-    return "new codec.ArrayOfBoolArrayPointers()"
+    return "new codec.ArrayOf(new codec.ArrayOf(codec.PackedBool))"
   if isinstance(kind, mojom.Array):
     return "new codec.ArrayOf(%s)" % CodecType(kind.kind)
   if isinstance(kind, mojom.Interface) or \
@@ -103,7 +103,7 @@ def JavaScriptDecodeSnippet(kind):
   if isinstance(kind, mojom.Struct):
     return "decodeStructPointer(%s)" % CodecType(kind.name)
   if isinstance(kind, mojom.Array) and kind.kind == mojom.BOOL:
-    return "decodeBoolArrayPointer()"
+    return "decodeArrayPointer(new codec.ArrayOf(codec.PackedBool))"
   if isinstance(kind, mojom.Array):
     return "decodeArrayPointer(%s)" % CodecType(kind.kind)
   if isinstance(kind, mojom.Interface) or \
@@ -118,8 +118,9 @@ def JavaScriptEncodeSnippet(kind):
     return "encodeStruct(%s, " % CodecType(kind)
   if isinstance(kind, mojom.Struct):
     return "encodeStructPointer(%s, " % CodecType(kind.name)
-  if isinstance(kind, mojom.Array) and kind.kind == mojom.BOOL:
-    return "encodeBoolArrayPointer(";
+  if isinstance(kind, (mojom.Array, mojom.FixedArray)) and \
+     kind.kind == mojom.BOOL:
+    return "encodeArrayPointer(new codec.ArrayOf(codec.PackedBool), ";
   if isinstance(kind, (mojom.Array, mojom.FixedArray)):
     return "encodeArrayPointer(%s, " % CodecType(kind.kind)
   if isinstance(kind, mojom.Interface) or \