scripts: Remove lvl_genvk.py struct_size defs

Change-Id: I8a26ef87ab3a15fb582258e11841abc87f107e9f
diff --git a/scripts/lvl_genvk.py b/scripts/lvl_genvk.py
index 37f10ac..887608d 100644
--- a/scripts/lvl_genvk.py
+++ b/scripts/lvl_genvk.py
@@ -325,52 +325,6 @@
             helper_file_type  = 'enum_string_header')
         ]
 
-    # Helper file generator options for vk_struct_size_helper.h
-    genOpts['vk_struct_size_helper.h'] = [
-          HelperFileOutputGenerator,
-          HelperFileOutputGeneratorOptions(
-            filename          = 'vk_struct_size_helper.h',
-            directory         = directory,
-            apiname           = 'vulkan',
-            profile           = None,
-            versions          = featuresPat,
-            emitversions      = featuresPat,
-            defaultExtensions = 'vulkan',
-            addExtensions     = addExtensionsPat,
-            removeExtensions  = removeExtensionsPat,
-            emitExtensions    = emitExtensionsPat,
-            prefixText        = prefixStrings + vkPrefixStrings,
-            apicall           = 'VKAPI_ATTR ',
-            apientry          = 'VKAPI_CALL ',
-            apientryp         = 'VKAPI_PTR *',
-            alignFuncParam    = 48,
-            expandEnumerants  = False,
-            helper_file_type  = 'struct_size_header')
-        ]
-
-    # Helper file generator options for vk_struct_size_helper.c
-    genOpts['vk_struct_size_helper.c'] = [
-          HelperFileOutputGenerator,
-          HelperFileOutputGeneratorOptions(
-            filename          = 'vk_struct_size_helper.c',
-            directory         = directory,
-            apiname           = 'vulkan',
-            profile           = None,
-            versions          = featuresPat,
-            emitversions      = featuresPat,
-            defaultExtensions = 'vulkan',
-            addExtensions     = addExtensionsPat,
-            removeExtensions  = removeExtensionsPat,
-            emitExtensions    = emitExtensionsPat,
-            prefixText        = prefixStrings + vkPrefixStrings,
-            apicall           = 'VKAPI_ATTR ',
-            apientry          = 'VKAPI_CALL ',
-            apientryp         = 'VKAPI_PTR *',
-            alignFuncParam    = 48,
-            expandEnumerants  = False,
-            helper_file_type  = 'struct_size_source')
-        ]
-
     # Helper file generator options for vk_safe_struct.h
     genOpts['vk_safe_struct.h'] = [
           HelperFileOutputGenerator,