Remove the unmaintained performance monitor.

chrome/browser/performance_monitor/events.json

Index: chrome/browser/performance_monitor/events.json
diff --git a/chrome/browser/performance_monitor/events.json b/chrome/browser/performance_monitor/events.json
deleted file mode 100644
index 3b04c352e0c35089ea021c835353d7e3fcfeb6a8..0000000000000000000000000000000000000000
--- a/chrome/browser/performance_monitor/events.json
+++ /dev/null
@@ -1,58 +0,0 @@
-// 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",
-    "description": "Performance monitor events",
-    "types": [
-      {
-        "id": "ExtensionEvent",
-        "type": "object",
-        "description": "The event to describe a significant occurrence with an extension in Chrome, including installation, uninstallation, enablement, disablement, and update.",
-        "properties": {
-          "eventType": {"type": "integer", "description": "The type of the event."},
-          "time": {"type": "number", "description": "The time at which the event was recorded."},
-          "extensionId": {"type": "string", "description": "The extension's id."},
-          "extensionName": {"type": "string", "description": "The extension's name."},
-          "extensionUrl": {"type": "string", "description": "The extension's url."},
-          "extensionLocation": {"type": "integer", "description": "The extension's install location."},
-          "extensionVersion": {"type": "string", "description": "The string reprepresentation of the extension's version."},
-          "extensionDescription": {"type": "string", "description": "The extension's description."}
-        }
-      },
-      {
-        "id": "ChromeUpdate",
-        "type": "object",
-        "description": "The event to describe an update to Chrome; this will be recognized on startup by a change in the version number.",
-        "properties": {
-          "eventType": {"type": "integer", "description": "The type of the event."},
-          "time": {"type": "number", "description": "The time at which the event was recorded."},
-          "previousVersion": {"type": "string", "description": "The string representation of the previous Chrome version."},
-          "currentVersion": {"type": "string", "description": "The string representation of the current Chrome version."}
-        }
-      },
-      {
-        "id": "RendererFailure",
-        "type": "object",
-        "description": "The event to represent a renderer hanging, crashing, or being killed.",
-        "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 url (or urls) associated with the renderer failure, if available (if unavailable, this is empty)."}
-        }
-      },
-      {
-        "id": "UncleanExit",
-        "type": "object",
-        "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."},
-          "profileName": {"type": "string", "description": "The name of the profile which shutdown uncleanly."}
-        }
-      }
-    ]
-  }
-]