mojo: Start generating structs for python bindings

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

Index: mojo/public/tools/bindings/generators/mojom_python_generator.py
diff --git a/mojo/public/tools/bindings/generators/mojom_python_generator.py b/mojo/public/tools/bindings/generators/mojom_python_generator.py
index 37d39589ad929ff19540e089417ea21924e134ea..fe0b5117bb33358bbf4da1dfa9ce5bff2ecacc3a 100644
--- a/mojo/public/tools/bindings/generators/mojom_python_generator.py
+++ b/mojo/public/tools/bindings/generators/mojom_python_generator.py
@@ -34,6 +34,9 @@ def ConstantStyle(name):
   return '_'.join([x.upper() for x in components])
 
 def GetNameForElement(element):
+  if (mojom.IsEnumKind(element) or mojom.IsInterfaceKind(element) or
+      mojom.IsStructKind(element)):
+    return UpperCamelCase(element.name)
   if isinstance(element,  mojom.EnumValue):
     return (UpperCamelCase(element.enum_name) + '.' +
             ConstantStyle(element.name))
@@ -82,6 +85,7 @@ class Generator(generator.Generator):
       'imports': self.GetImports(),
       'enums': self.module.enums,
       'module': self.module,
+      'structs': self.GetStructs(),
     }
 
   def GenerateFiles(self, args):