Add a DevTools command to create an isolated world for a given frame

third_party/WebKit/Source/core/inspector/browser_protocol.json

Index: third_party/WebKit/Source/core/inspector/browser_protocol.json
diff --git a/third_party/WebKit/Source/core/inspector/browser_protocol.json b/third_party/WebKit/Source/core/inspector/browser_protocol.json
index ccc2d2b3bd2516d1cf26cac51ef0bef53e2daa0f..648093e20b60c3c7eb7ed8450585c0456d994e93 100644
--- a/third_party/WebKit/Source/core/inspector/browser_protocol.json
+++ b/third_party/WebKit/Source/core/inspector/browser_protocol.json
@@ -507,6 +507,16 @@
                     { "name": "visualViewport", "$ref": "VisualViewport", "description": "Metrics relating to the visual viewport." },
                     { "name": "contentSize", "$ref": "DOM.Rect", "description": "Size of scrollable area."}
                 ]
+            },
+            {
+                "name": "createIsolatedWorld",
+                "description": "Creates an isolated world for the given frame.",
+                "experimental": true,
+                "parameters": [
+                    { "name": "frameId", "$ref": "FrameId", "description": "Id of the frame in which the isolated world should be created." },
+                    { "name": "worldName", "type": "string", "description": "An optional name which is reported in the Execution Context." },

[caseq, 2017/05/05 16:36:01]

based on the description, I guess this misses "optional": true.

[alex clarke (OOO till 29th), 2017/05/05 19:29:44]

Done.

+                    { "name": "grantUniveralAccess", "type": "boolean", "optional": true, "description": "Whether or not universal access should be granted to the isolated world. This is a powerful option, use with caution." }
+                ]
             }
         ],
         "events": [