Make HtmlFrogSystem and NativeImplementationSystem the backends for HtmlInterfacesSystem and remove…

lib/dom/scripts/systemnative.py

Index: lib/dom/scripts/systemnative.py
diff --git a/lib/dom/scripts/systemnative.py b/lib/dom/scripts/systemnative.py
index c0ba0af67b8c5906daf69de778d34bbd4e37f525..dc5b3a204735cb32bcd56ce86be9c3620c89f2ba 100644
--- a/lib/dom/scripts/systemnative.py
+++ b/lib/dom/scripts/systemnative.py
@@ -16,10 +16,10 @@ from systemhtml import EmitHtmlElementFactoryConstructors
 
 class NativeImplementationSystem(systembase.System):
 
-  def __init__(self, templates, database, emitters, output_dir):
+  def __init__(self, templates, database, emitters, output_dir, auxiliary_dir):
     super(NativeImplementationSystem, self).__init__(
         templates, database, emitters, output_dir)
-
+    self._auxiliary_dir = auxiliary_dir
     self._dom_impl_files = []
     self._cpp_header_files = []
     self._cpp_impl_files = []
@@ -120,7 +120,15 @@ class NativeImplementationSystem(systembase.System):
         INTERFACE=self._interface.id,
         HANDLERS=cpp_impl_handlers_emitter.Fragments())
 
-  def GenerateLibraries(self):
+  def GenerateLibraries(self, interface_files):
+    # Generate dart:html library.
+    auxiliary_dir = os.path.relpath(self._auxiliary_dir, self._output_dir)
+    self._GenerateLibFile(
+        'html_dartium.darttemplate',
+        os.path.join(self._output_dir, 'html_dartium.dart'),
+        interface_files + self._dom_impl_files,
+        AUXILIARY_DIR=systembase.MassagePath(auxiliary_dir))
+
     # Generate DartDerivedSourcesXX.cpp.
     partitions = 20 # FIXME: this should be configurable.
     sources_count = len(self._cpp_impl_files)
@@ -183,9 +191,6 @@ class NativeImplementationSystem(systembase.System):
       self._factory_provider_emitters[name] = file_emitter.Emit(template)
     return self._factory_provider_emitters[name]
 
-  def DartImplementationFiles(self):
-    return self._dom_impl_files
-
 
 class NativeImplementationGenerator(systembase.BaseGenerator):
   """Generates Dart implementation for one DOM IDL interface."""