Bug-1986688 Cookies expirationDate includes milliseconds (mdn#27833)

Bug-1986688-Cookies-expirationDate-inc-milliseconds

Author: rebloor

webextensions/api/cookies.json

@@ -47,6 +47,31 @@
               }
             }
           },
+          "expirationDate": {
+            "__compat": {
+              "support": {
+                "chrome": {
+                  "version_added": "6"
+                },
+                "edge": "mirror",
+                "firefox": {
+                  "version_added": "45",
+                  "notes": "Includes milliseconds in the fractional part from Firefox 142."
+                },
+                "firefox_android": {
+                  "version_added": "48",
+                  "notes": "Includes milliseconds in the fractional part from Firefox 142."
+                },
+                "opera": "mirror",
+                "safari": {
+                  "version_added": "14"
+                },
+                "safari_ios": {
+                  "version_added": "15"
+                }
+              }
+            }
+          },
           "firstPartyDomain": {
             "__compat": {
               "support": {
@@ -714,6 +739,31 @@
               ]
             }
           },
+          "expirationDate": {
+            "__compat": {
+              "support": {
+                "chrome": {
+                  "version_added": "6"
+                },
+                "edge": "mirror",
+                "firefox": {
+                  "version_added": "45",
+                  "notes": "Can include milliseconds in the fractional part from Firefox 142."
+                },
+                "firefox_android": {
+                  "version_added": "48",
+                  "notes": "Can include milliseconds in the fractional part from Firefox 142."
+                },
+                "opera": "mirror",
+                "safari": {
+                  "version_added": "14"
+                },
+                "safari_ios": {
+                  "version_added": "15"
+                }
+              }
+            }
+          },
           "firstPartyDomain": {
             "__compat": {
               "support": {