Exposing a number of new events.

tools/dom/dom.json

Index: tools/dom/dom.json
diff --git a/tools/dom/dom.json b/tools/dom/dom.json
index 302b8623a4a812504b8b9efddf4c3212ad99e9e3..cc9935d5102f008246d670d382fef9d8e0e214cd 100644
--- a/tools/dom/dom.json
+++ b/tools/dom/dom.json
@@ -3529,7 +3529,10 @@
       "HTMLFormElement": {},
       "acceptCharset": {},
       "action": {},
-      "autocomplete": {},
+      "autocomplete": {
+        "comment": "http://www.whatwg.org/specs/web-apps/current-work/multipage/association-of-controls-and-forms.html#autofilling-form-controls:-the-autocomplete-attribute",
+        "support_level": "experimental"
+      },
       "checkValidity": {},
       "elements": {},
       "encoding": {},
@@ -5327,6 +5330,9 @@
       "name": {
         "support_level": "untriaged"
       },
+      "ondisconnect": {
+        "support_level": "untriaged"
+      },
       "removeEventListener": {
         "support_level": "untriaged"
       },
@@ -10177,12 +10183,27 @@
       "lang": {
         "support_level": "untriaged"
       },
+      "onboundary": {
+        "support_level": "untriaged"
+      },
+      "onend": {
+        "support_level": "untriaged"
+      },
       "onerror": {
         "support_level": "untriaged"
       },
+      "onmark": {
+        "support_level": "untriaged"
+      },
       "onpause": {
         "support_level": "untriaged"
       },
+      "onresume": {
+        "support_level": "untriaged"
+      },
+      "onstart": {
+        "support_level": "untriaged"
+      },
       "pitch": {
         "support_level": "untriaged"
       },