[Findit] Enable project classifier and component classifier

appengine/findit/handlers/crash/crash_config.py

 # Copyright 2016 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.
 
 """Handles requests to the crash config page."""
 
 import json
 
 from google.appengine.api import users
 
 from common.base_handler import BaseHandler
 from common.base_handler import Permission
 from model.crash.crash_config import CrashConfig as CrashConfigModel
 
 
 class CrashConfig(BaseHandler):
   PERMISSION_LEVEL = Permission.ADMIN
 
   def HandleGet(self):
     settings = CrashConfigModel.Get()
 
     data = {
         'fracas': settings.fracas,
+        'component_classifier': settings.component_classifier,
+        'project_classifier': settings.project_classifier,
     }
 
     return {'template': 'crash/crash_config.html', 'data': data}
 
   def HandlePost(self):
     data = self.request.params.get('data')
     new_config_dict = json.loads(data)
-    CrashConfigModel.Get().Update(
+
+    crash_config = CrashConfigModel.Get()
+
+    crash_config.ClearCache()
+    crash_config.Update(
         users.get_current_user(), users.IsCurrentUserAdmin(), **new_config_dict)
     return self.HandleGet()