Switch "html" Mojo modules to the Sky module system

mojo/public/tools/bindings/mojom.gni

 # Copyright 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Generate C++ and JavaScript source files from mojom files. The output files
 # will go under the generated file directory tree with the same path as each
 # input file.
 #
 # Parameters:
 #
@@ skipping 42 matching lines @@
     "$generator_root/generators/java_templates/enum_definition.tmpl",
     "$generator_root/generators/java_templates/header.java.tmpl",
     "$generator_root/generators/java_templates/interface.java.tmpl",
     "$generator_root/generators/java_templates/interface_definition.tmpl",
     "$generator_root/generators/java_templates/interface_internal.java.tmpl",
     "$generator_root/generators/java_templates/struct.java.tmpl",
     "$generator_root/generators/java_templates/struct_definition.tmpl",
     "$generator_root/generators/js_templates/enum_definition.tmpl",
     "$generator_root/generators/js_templates/interface_definition.tmpl",
     "$generator_root/generators/js_templates/module.amd.tmpl",
-    "$generator_root/generators/js_templates/module.html.tmpl",
+    "$generator_root/generators/js_templates/module.sky.tmpl",
     "$generator_root/generators/js_templates/module_definition.tmpl",
     "$generator_root/generators/js_templates/struct_definition.tmpl",
     "$generator_root/generators/python_templates/module_macros.tmpl",
     "$generator_root/generators/python_templates/module.py.tmpl",
     "$generator_root/generators/mojom_cpp_generator.py",
     "$generator_root/generators/mojom_js_generator.py",
     "$generator_root/generators/mojom_java_generator.py",
     "$generator_root/generators/mojom_python_generator.py",
     "$generator_root/pylib/mojom/__init__.py",
     "$generator_root/pylib/mojom/error.py",
@@ skipping 110 matching lines @@
         # //mojo/something:something and we can append "_java" to get the java
         # dependency name.
         full_name = get_label_info(d, "label_no_toolchain")
         deps += [ "${full_name}_java" ]
       }
 
       srcjars = process_file_template(invoker.sources, generator_java_outputs)
     }
   }
 }