Add "emulate push event" button to ServiceWorkersView in DevTools [2/2 blink]

Source/devtools/protocol.json

 {
     "version": { "major": "1", "minor": "1" },
     "domains": [{
         "domain": "Inspector",
         "hidden": true,
         "types": [],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables inspector domain notifications."
@@ skipping 4134 matching lines @@
                     { "name": "versionId", "type": "string" }
                 ],
                 "handlers": ["browser"]
             },
             {
                 "name": "setDebugOnStart",
                 "parameters": [
                     { "name": "debugOnStart", "type": "boolean" }
                 ],
                 "handlers": ["browser"]
+            },
+            {
+                "name": "deliverPushMessage",
+                "parameters": [
+                    { "name": "origin", "type": "string" },
+                    { "name": "registrationId", "type": "string" },
+                    { "name": "data", "type": "string" }
+                ],
+                "handlers": ["browser"]
             }
         ],
         "events": [
             {
                 "name": "workerCreated",
                 "parameters": [
                     { "name": "workerId", "type": "string" },
                     { "name": "url", "type": "string" }
                 ],
                 "handlers": ["browser"]
@@ skipping 906 matching lines @@
                 ],
                 "returns": [
                     { "name": "accessibilityNode", "$ref": "AXNode", "description": "The <code>Accessibility.AXNode</code> for this DOM node, if it exists.", "optional": true }
                 ],
                 "description": "Fetches the accessibility node for this DOM node, if it exists.",
                 "hidden": true
             }
         ]
     }]
 }