[WIP] Support opening an inspector window for ServiceWorker running on Android (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 4058 matching lines @@
                 "id": "ServiceWorkerVersion",
                 "type": "object",
                 "description": "ServiceWorker version.",
                 "properties": [
                     { "name": "versionId", "type": "string" },
                     { "name": "registrationId", "type": "string" },
                     { "name": "scriptURL", "type": "string" },
                     { "name": "runningStatus", "$ref": "ServiceWorkerVersionRunningStatus" },
                     { "name": "status", "$ref": "ServiceWorkerVersionStatus" },
                     { "name": "scriptLastModified", "type": "number", "optional": true, "description": "The Last-Modified header value of the main script." },
-                    { "name": "scriptResponseTime", "type": "number", "optional": true, "description": "The time at which the response headers of the main script were received from the server.  For cached script it is the last time the cache entry was validated." }
+                    { "name": "scriptResponseTime", "type": "number", "optional": true, "description": "The time at which the response headers of the main script were received from the server.  For cached script it is the last time the cache entry was validated." },
+                    { "name": "workerId", "type": "string" }
                 ]
             },
             {
                 "id": "ServiceWorkerErrorMessage",
                 "type": "object",
                 "description": "ServiceWorker error message.",
                 "properties": [
                     { "name": "errorMessage", "type": "string" },
                     { "name": "registrationId", "type": "string" },
                     { "name": "versionId", "type": "string" },
@@ skipping 49 matching lines @@
                 "handlers": ["browser"]
             },
             {
                 "name": "inspectWorker",
                 "parameters": [
                     { "name": "versionId", "type": "string" }
                 ],
                 "handlers": ["browser"]
             },
             {
+                "name": "detachWorker",
+                "parameters": [
+                    { "name": "workerId", "type": "string" }
+                ],
+                "handlers": ["browser"]
+            },
+            {
                 "name": "setDebugOnStart",
                 "parameters": [
                     { "name": "debugOnStart", "type": "boolean" }
                 ],
                 "handlers": ["browser"]
             }
         ],
         "events": [
             {
                 "name": "workerCreated",
@@ skipping 911 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
             }
         ]
     }]
 }