scripts: Update codegen to work with new aliasing

Change-Id: I3739f7b7b6eb17a5e3e1bc9cc18e74569cb50f95
diff --git a/scripts/parameter_validation_generator.py b/scripts/parameter_validation_generator.py
index 4246eea..6666208 100644
--- a/scripts/parameter_validation_generator.py
+++ b/scripts/parameter_validation_generator.py
@@ -410,14 +410,14 @@
         OutputGenerator.endFeature(self)
     #
     # Type generation
-    def genType(self, typeinfo, name):
-        OutputGenerator.genType(self, typeinfo, name)
+    def genType(self, typeinfo, name, alias):
+        OutputGenerator.genType(self, typeinfo, name, alias)
         typeElem = typeinfo.elem
         # If the type is a struct type, traverse the imbedded <member> tags generating a structure. Otherwise, emit the tag text.
         category = typeElem.get('category')
         if (category == 'struct' or category == 'union'):
             self.structNames.append(name)
-            self.genStruct(typeinfo, name)
+            self.genStruct(typeinfo, name, alias)
         elif (category == 'handle'):
             self.handleTypes.add(name)
         elif (category == 'bitmask'):
@@ -432,8 +432,10 @@
     # This is a special case of the <type> tag where the contents are interpreted as a set of <member> tags instead of freeform C
     # type declarations. The <member> tags are just like <param> tags - they are a declaration of a struct or union member.
     # Only simple member declarations are supported (no nested structs etc.)
-    def genStruct(self, typeinfo, typeName):
-        OutputGenerator.genStruct(self, typeinfo, typeName)
+    def genStruct(self, typeinfo, typeName, alias):
+        if alias:
+            print("genStruct {} {}".format(typeName, alias))
+        OutputGenerator.genStruct(self, typeinfo, typeName, alias)
         conditions = self.structMemberValidationConditions[typeName] if typeName in self.structMemberValidationConditions else None
         members = typeinfo.elem.findall('.//member')
         #
@@ -497,8 +499,10 @@
     #
     # Capture group (e.g. C "enum" type) info to be used for param check code generation.
     # These are concatenated together with other types.
-    def genGroup(self, groupinfo, groupName):
-        OutputGenerator.genGroup(self, groupinfo, groupName)
+    def genGroup(self, groupinfo, groupName, alias):
+        if alias:
+            print("genGroup {} {}".format(groupName, alias))
+        OutputGenerator.genGroup(self, groupinfo, groupName, alias)
         groupElem = groupinfo.elem
         # Store the sType values
         if groupName == 'VkStructureType':
@@ -533,8 +537,10 @@
                 self.enumValueLists += enum_entry
     #
     # Capture command parameter info to be used for param check code generation.
-    def genCmd(self, cmdinfo, name):
-        OutputGenerator.genCmd(self, cmdinfo, name)
+    def genCmd(self, cmdinfo, name, alias):
+        if alias:
+            print("genCmd {} {}".format(name, alias))
+        OutputGenerator.genCmd(self, cmdinfo, name, alias)
         decls = self.makeCDecls(cmdinfo.elem)
         typedef = decls[1]
         typedef = typedef.split(')',1)[1]