Mojo: add support for {double,float}.{INFINITY,NEGATIVE_INFINITY,NAN}

mojo/public/tools/bindings/generators/mojom_cpp_generator.py

Index: mojo/public/tools/bindings/generators/mojom_cpp_generator.py
diff --git a/mojo/public/tools/bindings/generators/mojom_cpp_generator.py b/mojo/public/tools/bindings/generators/mojom_cpp_generator.py
index ada87e2445afab3c3caf907ab347dcb260b516db..7edc112b8753bac9906d98c3472b19683e17ccac 100644
--- a/mojo/public/tools/bindings/generators/mojom_cpp_generator.py
+++ b/mojo/public/tools/bindings/generators/mojom_cpp_generator.py
@@ -223,6 +223,14 @@ def TranslateConstants(token, kind):
     else:
       name.append(token.name)
     return "::".join(name)
+
+  if token == "double.INFINITY" or token == "float.INFINITY":
+    return "INFINITY";
+  if token == "double.NEGATIVE_INFINITY" or token == "float.NEGATIVE_INFINITY":
+    return "-INFINITY";
+  if token == "double.NAN" or token == "float.NAN":
+    return "NAN";
+
   return '%s%s' % (token, _kind_to_cpp_literal_suffix.get(kind, ''))
 
 def ExpressionToText(value, kind=None):