DevTools: Extend Runtime.CallArgument to pass numbers that can not be JSON-stringified.

Source/devtools/protocol.json

Index: Source/devtools/protocol.json
diff --git a/Source/devtools/protocol.json b/Source/devtools/protocol.json
index 18f6c2de7f09bda0fff2ac6d68f74e9563d4c508..e91141011c62f989b2fb6da6826a383260860923 100644
--- a/Source/devtools/protocol.json
+++ b/Source/devtools/protocol.json
@@ -657,7 +657,7 @@
                     { "name": "type", "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean"], "description": "Object type." },
                     { "name": "subtype", "type": "string", "optional": true, "enum": ["array", "null", "node", "regexp", "date"], "description": "Object subtype hint. Specified for <code>object</code> type values only." },
                     { "name": "className", "type": "string", "optional": true, "description": "Object class (constructor) name. Specified for <code>object</code> type values only." },
-                    { "name": "value", "type": "any", "optional": true, "description": "Remote object value (in case of primitive values or JSON values if it was requested)." },
+                    { "name": "value", "type": "any", "optional": true, "description": "Remote object value in case of primitive values or JSON values (if it was requested), or description string if the value can not be JSON-stringified (like NaN, Infinity, -Infinity, -0)." },
                     { "name": "description", "type": "string", "optional": true, "description": "String representation of the object." },
                     { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Unique object identifier (for non-primitive values)." },
                     { "name": "preview", "$ref": "ObjectPreview", "optional": true, "description": "Preview containing abbreviated property values.", "hidden": true }
@@ -718,8 +718,9 @@
                 "type": "object",
                 "description": "Represents function call argument. Either remote object id <code>objectId</code> or primitive <code>value</code> or neither of (for undefined) them should be specified.",
                 "properties": [
-                    { "name": "value", "type": "any", "optional": true, "description": "Primitive value." },
-                    { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Remote object handle." }
+                    { "name": "value", "type": "any", "optional": true, "description": "Primitive value, or description string if the value can not be JSON-stringified (like NaN, Infinity, -Infinity, -0)." },
+                    { "name": "objectId", "$ref": "RemoteObjectId", "optional": true, "description": "Remote object handle." },
+                    { "name": "type", "optional": true, "hidden": true, "type": "string", "enum": ["object", "function", "undefined", "string", "number", "boolean"], "description": "Object type." }
                 ]
             },
             {