Move system.* family of APIs to extensions/

extensions/common/api/_api_features.json

 // Copyright 2014 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.
 
 // This features file defines extension APIs implemented under src/extensions.
 // See extensions/common/features/* to understand this file, in particular
 // feature.h, simple_feature.h, and base_feature_provider.h.
 //
 // Note that specifying "web_page", "blessed_web_page", or "all" as a context
 // type will require manually updating chrome/renderer/resources/dispatcher.cc.
@@ skipping 104 matching lines @@
     "contexts": ["blessed_extension"]
   },
   "sockets.udp": {
     "dependencies": ["manifest:sockets"],
     "contexts": ["blessed_extension"]
   },
   "storage": {
     "dependencies": ["permission:storage"],
     "contexts": ["blessed_extension", "unblessed_extension", "content_script"]
   },
+  "system.cpu": {
+    "dependencies": ["permission:system.cpu"],
+    "contexts": ["blessed_extension"]
+  },
+  "system.display": {
+    "dependencies": ["permission:system.display"],
+    "contexts": ["blessed_extension"]
+  },
+  "system.memory": {
+    "dependencies": ["permission:system.memory"],
+    "contexts": ["blessed_extension"]
+  },
+  "system.network": {
+    "dependencies": ["permission:system.network"],
+    "contexts": ["blessed_extension"]
+  },
+  "system.storage": {
+    "dependencies": ["permission:system.storage"],
+    "contexts": ["blessed_extension"]
+  },
+  "system.storage.getAvailableCapacity": {
+    "channel": "dev"
+  },
   "test": [{
     "channel": "stable",
     "extension_types": "all",
     // Everything except web pages and WebUI. WebUI is declared in a separate
     // rule to keep the "matches" property isolated.
     "contexts": [
       "blessed_extension",
       "blessed_web_page",
       "content_script",
       "unblessed_extension"
@@ skipping 19 matching lines @@
   },
   "usb": {
     "dependencies": ["permission:usb"],
     "contexts": ["blessed_extension"]
   },
   "usbPrivate": {
     "channel": "dev",
     "contexts": ["webui"]
   }
 }