Add Tracing.requestMemoryDump method to DevTools API (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 4695 matching lines @@
                 "handlers": ["browser", "renderer"]
             },
             {
                 "name": "getCategories",
                 "async": true,
                 "description": "Gets supported tracing categories.",
                 "returns": [
                     { "name": "categories", "type": "array", "items": { "type": "string" }, "description": "A list of supported tracing categories." }
                 ],
                 "handlers": ["browser"]
+            },
+            {
+                "name": "requestMemoryDump",
+                "async": true,
+                "description": "Request a global memory dump.",

[pfeldman, 2015/07/20 18:44:07]

Does tracing need to be started to use this one?

[petrcermak, 2015/07/21 08:03:59]

Yes, it does. The request will fail if it hasn't been started. If tracing has
been started, but the memory-infra category not enabled, the response will
return immediately success=false.

+                "returns": [
+                    { "name": "dumpGuid", "type": "string", "description": "GUID of the resulting global memory dump." },
+                    { "name": "success", "type": "boolean", "description": "True iff the global memory dump succeeded." }
+                ],
+                "handlers": ["browser"]
             }
         ],
         "events": [
             {
                 "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"]
@@ skipping 351 matching lines @@
                 "description": "The security state of the page changed.",
                 "parameters": [
                     { "name": "securityState", "$ref": "SecurityState", "description": "Security state." },
                     { "name": "explanations", "type": "array", "items": { "$ref": "SecurityStateExplanation" }, "description": "List of explanations for the security state. If the overall security state is `insecure` or `warning`, at least one corresponding explanation should be included.", "optional": true }
                 ],
                 "handlers": ["browser"]
             }
         ]
     }]
 }