DevTools: cleanup Network.emulateNetworkConditions

Source/devtools/protocol.json

 {
     "version": { "major": "1", "minor": "1" },
     "domains": [{
         "domain": "Inspector",
         "hidden": true,
         "types": [],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables inspector domain notifications."
@@ skipping 1146 matching lines @@
             },
             {
                 "name": "clearBrowserCookies",
                 "description": "Clears browser cookies.",
                 "handlers": ["browser"]
             },
             {
                 "name": "emulateNetworkConditions",
                 "description": "Activates emulation of network conditions.",
                 "parameters": [
-                    { "name": "domains", "type": "array", "items": { "type": "string" }, "description": "List of affected domains." },
-                    { "name": "maximalThroughput", "type": "number", "description": "Deprecated." },
                     { "name": "offline", "type": "boolean", "description": "True to emulate internet disconnection." },
                     { "name": "latency", "type": "number", "description": "Additional latency (ms)." },
                     { "name": "downloadThroughput", "type": "number", "description": "Maximal aggregated download throughput." },
                     { "name": "uploadThroughput", "type": "number", "description": "Maximal aggregated upload throughput." }
                 ],
                 "hidden": true,
                 "handlers": ["browser"]
             },
             {
                 "name": "setCacheDisabled",
@@ skipping 3016 matching lines @@
             {
                 "name": "dataAvailable",
                 "parameters": [
                     {"name": "value", "type": "array", "items": { "$ref": "PowerEvent" }, "description": "List of power events." }
                 ],
                 "handlers": ["browser", "frontend"]
             }
         ]
     }]
 }