Drop [ExperimentalCallbackFunction]

third_party/WebKit/Source/bindings/scripts/compute_interfaces_info_individual.py

Index: third_party/WebKit/Source/bindings/scripts/compute_interfaces_info_individual.py
diff --git a/third_party/WebKit/Source/bindings/scripts/compute_interfaces_info_individual.py b/third_party/WebKit/Source/bindings/scripts/compute_interfaces_info_individual.py
index 4fd741a8c533d460a90aeef3ba6248e6c23314b2..950742087ea154612c31e4dc7b04932a0099358f 100755
--- a/third_party/WebKit/Source/bindings/scripts/compute_interfaces_info_individual.py
+++ b/third_party/WebKit/Source/bindings/scripts/compute_interfaces_info_individual.py
@@ -220,13 +220,12 @@ class InterfaceInfoCollector(object):
         self.union_types.update(this_union_types)
         self.typedefs.update(definitions.typedefs)
         for callback_function_name, callback_function in definitions.callback_functions.iteritems():
-            if 'ExperimentalCallbackFunction' in callback_function.extended_attributes:
-                # Set 'component_dir' to specify a directory that callback function files belong to
-                self.callback_functions[callback_function_name] = {
-                    'callback_function': callback_function,
-                    'component_dir': idl_filename_to_component(idl_filename),
-                    'full_path': os.path.realpath(idl_filename),
-                }
+            # Set 'component_dir' to specify a directory that callback function files belong to
+            self.callback_functions[callback_function_name] = {
+                'callback_function': callback_function,
+                'component_dir': idl_filename_to_component(idl_filename),
+                'full_path': os.path.realpath(idl_filename),
+            }
         # Check enum duplication.
         for enum_name in definitions.enumerations.keys():
             for defined_enum in self.enumerations: