layers:Rename get_my_data_ptr to GetLayerDataPtr

Change utility function get_my_data_ptr() to be named GetLayerDataPtr()
which is more descriptive and capital camel case in-line with coding
standard.
diff --git a/scripts/threading_generator.py b/scripts/threading_generator.py
index 05e659f..3ce26d2 100644
--- a/scripts/threading_generator.py
+++ b/scripts/threading_generator.py
@@ -432,7 +432,7 @@
         dispatchable_type = cmdinfo.elem.find('param/type').text
         dispatchable_name = cmdinfo.elem.find('param/name').text
         self.appendSection('command', '    dispatch_key key = get_dispatch_key('+dispatchable_name+');')
-        self.appendSection('command', '    layer_data *my_data = get_my_data_ptr(key, layer_data_map);')
+        self.appendSection('command', '    layer_data *my_data = GetLayerDataPtr(key, layer_data_map);')
         if dispatchable_type in ["VkPhysicalDevice", "VkInstance"]:
             self.appendSection('command', '    VkLayerInstanceDispatchTable *pTable = my_data->instance_dispatch_table;')
         else:
diff --git a/scripts/unique_objects_generator.py b/scripts/unique_objects_generator.py
index 6663df0..bba7cfd 100644
--- a/scripts/unique_objects_generator.py
+++ b/scripts/unique_objects_generator.py
@@ -717,7 +717,7 @@
         dispatchable_type = cmdinfo.elem.find('param/type').text
         dispatchable_name = cmdinfo.elem.find('param/name').text
         # Generate local instance/pdev/device data lookup
-        self.appendSection('command', '    layer_data *dev_data = get_my_data_ptr(get_dispatch_key('+dispatchable_name+'), layer_data_map);')
+        self.appendSection('command', '    layer_data *dev_data = GetLayerDataPtr(get_dispatch_key('+dispatchable_name+'), layer_data_map);')
         # Handle return values, if any
         resulttype = cmdinfo.elem.find('proto/type')
         if (resulttype != None and resulttype.text == 'void'):