Add Unclean Exit Watching to CPM

chrome/browser/performance_monitor/events.json

 // Copyright (c) 2012 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.
 
 [
   {
     "namespace": "events",
     "types": [
       {
         "id": "ExtensionInstall",
@@ skipping 96 matching lines @@
         "id": "RendererFreeze",
         "type": "object",
         "description": "The event to represent a frozen renderer (when the frozen tab popup comes up).",
         "properties": {
           "eventType": {"type": "integer", "description": "The type of the event."},
           "time": {"type": "number", "description": "The time at which the event was recorded."},
           "url": {"type": "string", "description": "The crash url."}
         }
       },
       {
-        "id": "UncleanShutdown",
+        "id": "UncleanExit",
         "type": "object",
-        "description": "The event to represent an unclean shutdown.",
+        "description": "The event to represent an unclean exit.",
         "properties": {
           "eventType": {"type": "integer", "description": "The type of the event."},
-          "time": {"type": "number", "description": "The time at which the event was recorded."}
+          "time": {"type": "number", "description": "The time at which the event was recorded."},
+          "profileName": {"type": "string", "description": "The name of the profile which shutdown uncleanly."}
         }
       }
     ]
   }
 ]