Include 'external' policies in grit output (admx, adm, doc etc.)

components/policy/tools/template_writers/writers/reg_writer.py

Index: components/policy/tools/template_writers/writers/reg_writer.py
diff --git a/components/policy/tools/template_writers/writers/reg_writer.py b/components/policy/tools/template_writers/writers/reg_writer.py
index b126b1fe9b168f81c4c6513fc00de559e3db3bee..218cd69d26d9546aaefa8c3c4fd26c7e4ffb8d35 100755
--- a/components/policy/tools/template_writers/writers/reg_writer.py
+++ b/components/policy/tools/template_writers/writers/reg_writer.py
@@ -54,10 +54,7 @@ class RegWriter(template_writer.TemplateWriter):
   def _WritePolicy(self, policy, key, list):
     example_value = policy['example_value']
 
-    if policy['type'] == 'external':
-      # This type can only be set through cloud policy.
-      return
-    elif policy['type'] in ('list', 'string-enum-list'):
+    if policy['type'] in ('list', 'string-enum-list'):
       self._StartBlock(key, policy['name'], list)
       i = 1
       for item in example_value:
@@ -66,9 +63,9 @@ class RegWriter(template_writer.TemplateWriter):
         i = i + 1
     else:
       self._StartBlock(key, None, list)
-      if policy['type'] in ('string', 'string-enum', 'dict'):
+      if policy['type'] in ('string', 'string-enum', 'dict', 'external'):
         example_value_str = json.dumps(example_value, sort_keys=True)
-        if policy['type'] == 'dict':
+        if policy['type'] in ('dict', 'external'):
           example_value_str = '"%s"' % example_value_str
       elif policy['type'] == 'main':
         if example_value == True: