Mojom backend: Stop re-computing version info and field packing data.

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

Index: mojo/public/tools/bindings/pylib/mojom/generate/module.py
diff --git a/mojo/public/tools/bindings/pylib/mojom/generate/module.py b/mojo/public/tools/bindings/pylib/mojom/generate/module.py
index 089ba8dee416d2bd3ad311d6bd5dabdb1aff183f..b4aa9d94916f50a2a76fba4e3905648029e99691 100644
--- a/mojo/public/tools/bindings/pylib/mojom/generate/module.py
+++ b/mojo/public/tools/bindings/pylib/mojom/generate/module.py
@@ -130,9 +130,6 @@ PRIMITIVES = (
 )
 
 
-ATTRIBUTE_MIN_VERSION = 'MinVersion'
-
-
 class NamedValue(object):
   def __init__(self, module=None, parent_kind=None, name=None):
     self.module = module
@@ -195,11 +192,6 @@ class Field(object):
     self.default = default
     self.attributes = attributes
 
-  @property
-  def min_version(self):
-    return self.attributes.get(ATTRIBUTE_MIN_VERSION) \
-        if self.attributes else None
-
 
 class StructField(Field): pass
 
@@ -333,11 +325,6 @@ class Parameter(object):
     self.default = default
     self.attributes = attributes
 
-  @property
-  def min_version(self):
-    return self.attributes.get(ATTRIBUTE_MIN_VERSION) \
-        if self.attributes else None
-
 
 class Method(object):
   def __init__(self, interface, name, ordinal=None, attributes=None):
@@ -362,11 +349,6 @@ class Method(object):
     self.response_parameters.append(parameter)
     return parameter
 
-  @property
-  def min_version(self):
-    return self.attributes.get(ATTRIBUTE_MIN_VERSION) \
-        if self.attributes else None
-
 
 class Interface(ReferenceKind):
   ReferenceKind.AddSharedProperty('module')
@@ -411,11 +393,6 @@ class EnumField(object):
     self.attributes = attributes
     self.numeric_value = numeric_value
 
-  @property
-  def min_version(self):
-    return self.attributes.get(ATTRIBUTE_MIN_VERSION) \
-        if self.attributes else None
-
 
 class Enum(Kind):
   def __init__(self, name=None, module=None, attributes=None):