Output webidl filenames as they are processed.

dom/bindings/GenerateCSS2PropertiesWebIDL.py

@@ -16,6 +16,7 @@ def generateLine(propName, extendedAttrs):
     return "  [%s] attribute DOMString %s;\n" % (", ".join(extendedAttrs),
                                                  propName)
 def generate(output, idlFilename, preprocessorHeader):
+    print(idlFilename)
     cpp = list(buildconfig.substs['CPP'])
     cpp += shellutil.split(buildconfig.substs['ACDEFINES'])
     cpp.append(preprocessorHeader)

dom/bindings/mozwebidlcodegen/__init__.py

@@ -269,6 +269,7 @@ class WebIDLCodegenManager(LoggingMixin):
         # Generate bindings from .webidl files.
         for filename in sorted(changed_inputs):
             basename = mozpath.basename(filename)
+            print basename
             result.inputs.add(filename)
             written, deps = self._generate_build_files_for_webidl(filename)
             result.created |= written[0]