Move system.* family of APIs to extensions/

extensions/common/api/_api_features.json

Index: extensions/common/api/_api_features.json
diff --git a/extensions/common/api/_api_features.json b/extensions/common/api/_api_features.json
index 1161911648cc195076ad6d622882fdb90b8fa031..d47064acfe3f0dc42c48a42a234614f9f8adfb9e 100644
--- a/extensions/common/api/_api_features.json
+++ b/extensions/common/api/_api_features.json
@@ -129,6 +129,29 @@
     "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",