Add FunctionInfo type

Author: dcodeIO

README.md

@@ -307,6 +307,7 @@ API
   * FunctionInfo#**name**: `string`
   * FunctionInfo#**module**: `string | null` (if imported)
   * FunctionInfo#**base**: `string | null` (if imported)
+  * FunctionInfo#**type**: `Type`
   * FunctionInfo#**params**: `Type`
   * FunctionInfo#**results**: `Type`
   * FunctionInfo#**vars**: `Type`

index.d.ts

@@ -2200,6 +2200,7 @@ declare module binaryen {
     name: string;
     module: string | null;
     base: string | null;
+    type: Type;
     params: Type;
     results: Type;
     vars: Type[];