[DevTools] Report unhandled exceptions and promise rejections through Runtime.

third_party/WebKit/Source/platform/v8_inspector/js_protocol.json

 {
     "version": { "major": "1", "minor": "1" },
     "domains": [{
         "domain": "Runtime",
         "description": "Runtime domain exposes JavaScript runtime by means of remote evaluation and mirror objects. Evaluation results are returned as mirror object that expose object type, string representation and unique identifier that can be used for further object reference. Original objects are maintained in memory unless they are either explicitly released or are released along with the other objects in their object group.",
         "types": [
             {
                 "id": "ScriptId",
                 "type": "string",
                 "description": "Unique script identifier."
@@ skipping 290 matching lines @@
                 "parameters": [
                     { "name": "executionContextId", "$ref": "ExecutionContextId", "description": "Id of the destroyed context" }
                 ],
                 "description": "Issued when execution context is destroyed."
             },
             {
                 "name": "executionContextsCleared",
                 "description": "Issued when all executionContexts were cleared in browser"
             },
             {
+                "name": "exceptionUnhandled",

[pfeldman, 2016/07/07 01:12:17]

exceptionThrown

[dgozman, 2016/07/08 18:56:41]

Done.

+                "description": "Issued when exception was thrown and unhandled.",
+                "parameters": [
+                    { "name": "exceptionId", "type": "integer", "description": "Exception id." },
+                    { "name": "timestamp", "type": "number", "description": "Number of seconds since epoch. TODO(dgozman): unify with Console.Timestamp" },
+                    { "name": "details", "$ref": "ExceptionDetails" },
+                    { "name": "exception", "$ref": "RemoteObject", "optional": true, "description": "Exception object." },
+                    { "name": "executionContextId", "$ref": "ExecutionContextId", "optional": true, "description": "Identifier of the context where exception happened." }
+                ],
+                "hidden": true
+            },
+            {
+                "name": "exceptionRevoked",
+                "description": "Issued when unhandled exception was revoked.",
+                "parameters": [
+                    { "name": "timestamp", "type": "number", "description": "Number of seconds since epoch. TODO(dgozman): unify with Console.Timestamp" },

[pfeldman, 2016/07/07 01:12:17]

Can we use this as an opportunity to migrate to ms?

[dgozman, 2016/07/08 18:56:41]

Done.

+                    { "name": "message", "type": "string", "description": "Message describing why exception was revoked." },
+                    { "name": "revokedExceptionId", "type": "integer", "description": "The id of revoked exception, as reported in <code>exceptionUnhandled</code>." }

[pfeldman, 2016/07/07 01:12:17]

exceptionId

[dgozman, 2016/07/08 18:56:41]

Done.

+                ],
+                "hidden": true
+            },
+            {
                 "name": "inspectRequested",
                 "parameters": [
                     { "name": "object", "$ref": "RemoteObject" },
                     { "name": "hints", "type": "object" }
                 ],
                 "hidden": true
             }
         ]
     },
     {
@@ skipping 414 matching lines @@
                 "type": "number",
                 "description": "Number of seconds since epoch.",
                 "hidden": true
             },
             {
                 "id": "ConsoleMessage",
                 "type": "object",
                 "description": "Console message.",
                 "properties": [
                     { "name": "source", "type": "string", "enum": ["xml", "javascript", "network", "console-api", "storage", "appcache", "rendering", "security", "other", "deprecation"], "description": "Message source." },
-                    { "name": "level", "type": "string", "enum": ["log", "warning", "error", "debug", "info", "revokedError"], "description": "Message severity." },
+                    { "name": "level", "type": "string", "enum": ["log", "warning", "error", "debug", "info"], "description": "Message severity." },
                     { "name": "text", "type": "string", "description": "Message text." },
                     { "name": "type", "type": "string", "optional": true, "enum": ["log", "dir", "dirxml", "table", "trace", "clear", "startGroup", "startGroupCollapsed", "endGroup", "assert", "profile", "profileEnd"], "description": "Console message type." },
                     { "name": "scriptId", "type": "string", "optional": true, "description": "Script ID of the message origin." },
                     { "name": "url", "type": "string", "optional": true, "description": "URL of the message origin." },
                     { "name": "line", "type": "integer", "optional": true, "description": "Line number in the resource that generated this message." },
                     { "name": "column", "type": "integer", "optional": true, "description": "Column number in the resource that generated this message." },
                     { "name": "repeatCount", "type": "integer", "optional": true, "description": "Repeat count for repeated messages." },
                     { "name": "parameters", "type": "array", "items": { "$ref": "Runtime.RemoteObject" }, "optional": true, "description": "Message parameters in case of the formatted message." },
                     { "name": "stack", "$ref": "Runtime.StackTrace", "optional": true, "description": "JavaScript stack trace for assertions and error messages." },
                     { "name": "networkRequestId", "type": "string", "optional": true, "description": "Identifier of the network request associated with this message." },
                     { "name": "timestamp", "$ref": "Timestamp", "description": "Timestamp, when this message was fired.", "hidden": true },
                     { "name": "executionContextId", "$ref": "Runtime.ExecutionContextId", "optional": true, "description": "Identifier of the context where this message was created", "hidden": true },
                     { "name": "messageId", "type": "integer", "hidden": true, "optional": true, "description": "Message id." },

[pfeldman, 2016/07/07 01:12:17]

These are no longer needed.

[dgozman, 2016/07/08 18:56:41]

Done.

                     { "name": "relatedMessageId", "type": "integer", "hidden": true, "optional": true, "description": "Related message id." }
                 ]
             }
         ],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables console domain, sends the messages collected so far to the client by means of the <code>messageAdded</code> notification."
             },
             {
@@ skipping 249 matching lines @@
             {
                 "name": "heapStatsUpdate",
                 "description": "If heap objects tracking has been started then backend may send update for one or more fragments",
                 "parameters": [
                     { "name": "statsUpdate", "type": "array", "items": { "type": "integer" }, "description": "An array of triplets. Each triplet describes a fragment. The first integer is the fragment index, the second integer is a total count of objects for the fragment, the third integer is a total size of the objects for the fragment."}
                 ]
             }
         ]
     }]
 }