Add version attribute

The version attribute is added.

Bug: 127435354
Test: m -j && make checkapi

Change-Id: I5168a807a71defe6c1e7ceee65a4dc0540d3f2c2
diff --git a/core/xsd/permission.xsd b/core/xsd/permission.xsd
index d90863b..f967843 100644
--- a/core/xsd/permission.xsd
+++ b/core/xsd/permission.xsd
@@ -78,6 +78,7 @@
     <xs:complexType name="feature">
         <xs:attribute name="name" type="xs:string"/>
         <xs:attribute name="notLowRam" type="xs:string"/>
+        <xs:attribute name="version" type="xs:int"/>
     </xs:complexType>
     <xs:complexType name="unavailable-feature">
         <xs:attribute name="name" type="xs:string"/>
diff --git a/core/xsd/schema/current.txt b/core/xsd/schema/current.txt
index 82bb0fea..feffd08 100644
--- a/core/xsd/schema/current.txt
+++ b/core/xsd/schema/current.txt
@@ -97,8 +97,10 @@
     ctor public Feature();
     method public String getName();
     method public String getNotLowRam();
+    method public int getVersion();
     method public void setName(String);
     method public void setNotLowRam(String);
+    method public void setVersion(int);
   }
 
   public class Group {