Simplify implementation signatures for blittable parameters (#1042)

Author: kennykerr

crates/gen/src/parser/method_signature.rs

@@ -480,7 +480,7 @@ impl MethodParam {
         let kind = self.signature.kind.gen_name(gen);
 
         if self.param.is_input() {
-            if self.signature.kind.is_primitive() {
+            if self.signature.kind.is_blittable() {
                 quote! { #name }
             } else {
                 quote! { &*(&#name as *const <#kind as ::windows::Abi>::Abi as *const <#kind as ::windows::Abi>::DefaultType) }

tests/implement/tests/com_chain.rs

@@ -21,8 +21,7 @@ impl Test {
         Ok(())
     }
 
-    // TODO: should be able to declare BOOL without a reference.
-    fn Save(&self, _: &Option<IStream>, _: &BOOL) -> Result<()> {
+    fn Save(&self, _: &Option<IStream>, _: BOOL) -> Result<()> {
         Ok(())
     }