Refer back to Jinja templates from the C++ code generated from IDL files.

third_party/WebKit/Source/bindings/scripts/code_generator_v8.py

Index: third_party/WebKit/Source/bindings/scripts/code_generator_v8.py
diff --git a/third_party/WebKit/Source/bindings/scripts/code_generator_v8.py b/third_party/WebKit/Source/bindings/scripts/code_generator_v8.py
index 93ef6055d9ed0870ed02c46c78886692ec9c4b0d..aa65fe4c46373dd79d5bbf17c48e2385f3f9b964 100644
--- a/third_party/WebKit/Source/bindings/scripts/code_generator_v8.py
+++ b/third_party/WebKit/Source/bindings/scripts/code_generator_v8.py
@@ -48,7 +48,7 @@ Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
 import os
 import posixpath
 
-from code_generator import CodeGeneratorBase, normalize_and_sort_includes
+from code_generator import CodeGeneratorBase, render_template, normalize_and_sort_includes
 from idl_definitions import Visitor
 from idl_types import IdlType
 import v8_callback_function
@@ -302,8 +302,8 @@ class CodeGeneratorUnionType(CodeGeneratorBase):
         template_context['exported'] = self.info_provider.specifier_for_export
         name = shorten_union_name(union_type)
         template_context['this_include_header_name'] = name
-        header_text = header_template.render(template_context)
-        cpp_text = cpp_template.render(template_context)
+        header_text = render_template(header_template, template_context)
+        cpp_text = render_template(cpp_template, template_context)
         header_path = posixpath.join(self.output_dir, '%s.h' % name)
         cpp_path = posixpath.join(self.output_dir, '%s.cpp' % name)
         return (
@@ -357,8 +357,8 @@ class CodeGeneratorCallbackFunction(CodeGeneratorBase):
         template_context['header_includes'] = normalize_and_sort_includes(
             template_context['header_includes'])
         template_context['code_generator'] = MODULE_PYNAME
-        header_text = header_template.render(template_context)
-        cpp_text = cpp_template.render(template_context)
+        header_text = render_template(header_template, template_context)
+        cpp_text = render_template(cpp_template, template_context)
         header_path = posixpath.join(self.output_dir, '%s.h' % callback_function.name)
         cpp_path = posixpath.join(self.output_dir, '%s.cpp' % callback_function.name)
         return (