[mojo] Add mojom parser support for native-only structs

mojo/public/tools/bindings/pylib/mojom/generate/module.py

 # Copyright 2013 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.
 
 # This module's classes provide an interface to mojo modules. Modules are
 # collections of interfaces and structs to be used by mojo ipc clients and
 # servers.
 #
 # A simple interface would be created this way:
 # module = mojom.generate.module.Module('Foo')
@@ skipping 184 matching lines @@
 
 
 class StructField(Field): pass
 
 
 class UnionField(Field): pass
 
 
 class Struct(ReferenceKind):
   ReferenceKind.AddSharedProperty('name')
+  ReferenceKind.AddSharedProperty('native_only')
   ReferenceKind.AddSharedProperty('module')
   ReferenceKind.AddSharedProperty('imported_from')
   ReferenceKind.AddSharedProperty('fields')
   ReferenceKind.AddSharedProperty('attributes')
 
   def __init__(self, name=None, module=None, attributes=None):
     if name is not None:
       spec = 'x:' + name
     else:
       spec = None
     ReferenceKind.__init__(self, spec)
     self.name = name
+    self.native_only = False
     self.module = module
     self.imported_from = None
     self.fields = []
     self.attributes = attributes
 
   def AddField(self, name, kind, ordinal=None, default=None, attributes=None):
     field = StructField(name, kind, ordinal, default, attributes)
     self.fields.append(field)
     return field
 
@@ skipping 418 matching lines @@
   visited_kinds = set()
   for method in interface.methods:
     for param in method.parameters:
       if _ContainsAssociatedKinds(param.kind, visited_kinds):
         return True
     if method.response_parameters != None:
       for param in method.response_parameters:
         if _ContainsAssociatedKinds(param.kind, visited_kinds):
           return True
   return False