Generated bindings for IDL callback functions

third_party/WebKit/Tools/Scripts/webkitpy/bindings/bindings_tests.py

Index: third_party/WebKit/Tools/Scripts/webkitpy/bindings/bindings_tests.py
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/bindings/bindings_tests.py b/third_party/WebKit/Tools/Scripts/webkitpy/bindings/bindings_tests.py
index 144edc6c73d06b0a00c915904adec7e573a81b1e..37f40b9684d4355309ab7c4b6aea87832f110335 100644
--- a/third_party/WebKit/Tools/Scripts/webkitpy/bindings/bindings_tests.py
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/bindings/bindings_tests.py
@@ -40,7 +40,7 @@ source_path = os.path.normpath(os.path.join(module_path, os.pardir, os.pardir,
 bindings_script_path = os.path.join(source_path, 'bindings', 'scripts')
 sys.path.append(bindings_script_path)  # for Source/bindings imports
 
-from code_generator_v8 import CodeGeneratorUnionType
+from code_generator_v8 import CodeGeneratorUnionType, CodeGeneratorCallbackFunction
 from compute_interfaces_info_individual import InterfaceInfoCollector
 from compute_interfaces_info_overall import compute_interfaces_info_overall, interfaces_info
 from idl_compiler import IdlCompilerDictionaryImpl, IdlCompilerV8
@@ -276,14 +276,22 @@ def bindings_tests(output_directory, verbose):
         for output_path, output_code in outputs:
             write_file(output_code, output_path, only_if_changed=True)
 
+    def generate_callback_function_impl(output_directory, component):
+        generator = CodeGeneratorCallbackFunction(
+            component_info_providers[component], cache_dir=None,
+            output_dir=output_directory, target_component=component)
+        outputs = generator.generate_code()
+        for output_path, output_code in outputs:
+            write_file(output_code, output_path, only_if_changed=True)
+
     try:
         generate_interface_dependencies()
         for component in COMPONENT_DIRECTORY:
             output_dir = os.path.join(output_directory, component)
             if not os.path.exists(output_dir):
                 os.makedirs(output_dir)
-
             generate_union_type_containers(output_dir, component)
+            generate_callback_function_impl(output_dir, component)
 
             idl_compiler = IdlCompilerV8(
                 output_dir,
@@ -292,6 +300,7 @@ def bindings_tests(output_directory, verbose):
             if component == 'core':
                 partial_interface_output_dir = os.path.join(output_directory,
                                                             'modules')
+
                 if not os.path.exists(partial_interface_output_dir):
                     os.makedirs(partial_interface_output_dir)
                 idl_partial_interface_compiler = IdlCompilerV8(