Support scoped types in PPAPI IDL.

tools/json_schema_compiler/test/idl_basics.idl

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Tests a variety of basic API definition features.
 
 [internal] namespace idl_basics {
   // Enum description
   enum EnumType {
     // comment1
@@ skipping 63 matching lines @@
 
     // "switch" is a reserved word and should cause a C++ compile error if we
     // emit code for this declaration.
     [nocompile] static void function15(long switch);
 
     static void function16(Callback6 cb);
     static void function17(Callback7 cb);
     // |cb|: Override callback comment.
     static void function18(Callback7 cb);
 
-    static long function19();
-    static MyType1 function20();
-    static MyType1[] function21();
-    static EnumType function22();
-    static EnumType[] function23();
+    static void function20(idl_other_namespace.SomeType value);
+    static void function21(idl_other_namespace.SomeType[] values);
+    static void function22(
+        idl_other_namespace.sub_namespace.AnotherType value);
+    static void function23(
+        idl_other_namespace.sub_namespace.AnotherType[] values);
+
+    static long function24();
+    static MyType1 function25();
+    static MyType1[] function26();
+    static EnumType function27();
+    static EnumType[] function28();
+    static idl_other_namespace.SomeType function29();
+    static idl_other_namespace.SomeType[] function30();
   };
 
   interface Events {
     static void onFoo1();
     static void onFoo2(long x);
     static void onFoo2(MyType1 arg);
     static void onFoo3(EnumType type);
   };
 };