Add optional streamId param to Tracing.tracingComplete in DevTools protocol

Source/devtools/protocol.json

 {
     "version": { "major": "1", "minor": "1" },
     "domains": [{
         "domain": "Inspector",
         "hidden": true,
         "types": [],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables inspector domain notifications.",
@@ skipping 4833 matching lines @@
                 "name": "dataCollected",
                 "parameters": [
                     { "name": "value", "type": "array", "items": { "type": "object" } }
                 ],
                 "description": "Contains an bucket of collected trace events. When tracing is stopped collected events will be send as a sequence of dataCollected events followed by tracingComplete event.",
                 "handlers": ["browser"]
             },
             {
                 "name": "tracingComplete",
                 "description": "Signals that tracing is stopped and there is no trace buffers pending flush, all data were delivered via dataCollected events.",
+                "parameters": [
+                    { "name": "streamId", "type": "string", "optional": true, "description": "The id of the stream that holds resulting trace data." }

[pfeldman, 2015/08/24 17:48:25]

Lets introduce a type for this.

+                ],
                 "handlers": ["browser"]
             },
             {
                 "name": "bufferUsage",
                 "parameters": [
                     { "name": "percentFull", "type": "number", "optional": true, "description": "A number in range [0..1] that indicates the used size of event buffer as a fraction of its total size." },
                     { "name": "eventCount", "type": "number", "optional": true, "description": "An approximate number of events in the trace log." },
                     { "name": "value", "type": "number", "optional": true, "description": "A number in range [0..1] that indicates the used size of event buffer as a fraction of its total size." }
                 ],
                 "handlers": ["browser"]
@@ skipping 291 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
             }
         ]
     }]
 }