Revert 137388 - Move declarative API into events API

chrome/common/extensions/api/extension.json

Index: chrome/common/extensions/api/extension.json
===================================================================
--- chrome/common/extensions/api/extension.json	(revision 137393)
+++ chrome/common/extensions/api/extension.json	(working copy)
@@ -6,7 +6,7 @@
   {
     "namespace": "extension",
     "nocompile": true,
-    "dependencies": [ "events", "tabs" ],
+    "dependencies": [ "tabs" ],
     "types": [
       {
         "id": "MessageSender",
@@ -18,6 +18,18 @@
         }
       },
       {
+        "id": "Event",
+        "type": "object",
+        "description": "An object which allows the addition and removal of listeners for a Chrome event.",
+        "properties": {
+          "addListener": {"type": "function"},
+          "removeListener": {"type": "function"},
+          "hasListener": {"type": "function"},
+          "hasListeners": {"type": "function"}
+        },
+        "additionalProperties": { "type": "any"}
+      },
+      {
         "id": "Port",
         "type": "object",
         "description": "An object which allows two way communication with other pages.",