layers: Change obj type conversion routine name

Change-Id: I3b4208ca3777ac46b2c5ab2839c268ed4381a2ac
diff --git a/scripts/helper_file_generator.py b/scripts/helper_file_generator.py
index fc32ff2..ec3dc92 100644
--- a/scripts/helper_file_generator.py
+++ b/scripts/helper_file_generator.py
@@ -561,7 +561,7 @@
         # Output a conversion routine from the layer object definitions to the debug report definitions
         object_types_header += '\n'
         object_types_header += '// Helper array to get Official Vulkan object type enum from the internal layers version\n'
-        object_types_header += 'const VkDebugReportObjectTypeEXT GetDebugReportEnum[] = {\n'
+        object_types_header += 'const VkDebugReportObjectTypeEXT get_debug_report_enum[] = {\n'
         for object_type in type_list:
             done = False
             search_type = object_type.replace("kVulkanObjectType", "").lower()