Firefox extension interface to remove active logins

gistfile1.txt

diff --git a/browser/components/extensions/ExtensionBrowsingData.jsm b/browser/components/extensions/ExtensionBrowsingData.jsm
--- a/browser/components/extensions/ExtensionBrowsingData.jsm
+++ b/browser/components/extensions/ExtensionBrowsingData.jsm
@@ -46,7 +46,10 @@ class BrowsingDataDelegate {
     const PREF_DOMAIN = "privacy.cpd.";
     // The following prefs are the only ones in Firefox that match corresponding
     // values used by Chrome when rerturning settings.
-    const PREF_LIST = ["cache", "cookies", "history", "formdata", "downloads"];
+    // HK
+    //const PREF_LIST = ["cache", "cookies", "history", "formdata", "downloads"];
+    const PREF_LIST = ["cache", "cookies", "history", "formdata", "downloads", "sessions"];
+    // HK
 
     // since will be the start of what is returned by Sanitizer.getClearRange
     // divided by 1000 to convert to ms.
diff --git a/toolkit/components/extensions/parent/ext-browsingData.js b/toolkit/components/extensions/parent/ext-browsingData.js
--- a/toolkit/components/extensions/parent/ext-browsingData.js
+++ b/toolkit/components/extensions/parent/ext-browsingData.js
@@ -78,6 +78,14 @@ const clearCache = options => {
   return clearData(options, Ci.nsIClearDataService.CLEAR_ALL_CACHES);
 };
 
+// HK
+const clearSessions = options => {
+  // copied flags from Sanitizer.jsm
+  return clearData(options, Ci.nsIClearDataService.CLEAR_AUTH_TOKENS |
+                            Ci.nsIClearDataService.CLEAR_AUTH_CACHE);
+};
+// HK
+
 const clearCookies = async function(options) {
   let cookieMgr = Services.cookies;
   // This code has been borrowed from Sanitizer.jsm.
@@ -278,6 +286,10 @@ class BrowsingDataImpl {
     switch (dataType) {
       case "cache":
         return clearCache(options);
+// HK
+      case "sessions":
+        return clearSessions(options);
+// HK
       case "cookies":
         return clearCookies(options);
       case "indexedDB":
diff --git a/toolkit/components/extensions/schemas/browsing_data.json b/toolkit/components/extensions/schemas/browsing_data.json
--- a/toolkit/components/extensions/schemas/browsing_data.json
+++ b/toolkit/components/extensions/schemas/browsing_data.json
@@ -117,6 +117,11 @@
             "optional": true,
             "description": "Stored passwords."
           },
+          "sessions": {
+            "type": "boolean",
+            "optional": true,
+            "description": "Stored active logins."
+          },
           "pluginData": {
             "type": "boolean",
             "optional": true,
@@ -226,6 +231,25 @@
         ]
       },
       {
+        "name": "removeSessions",
+        "description": "Clears the active logins.",
+        "type": "function",
+        "async": "callback",
+        "parameters": [
+          {
+            "$ref": "RemovalOptions",
+            "name": "options"
+          },
+          {
+            "name": "callback",
+            "type": "function",
+            "description": "Called when the browser's active logins have been cleared.",
+            "optional": true,
+            "parameters": []
+          }
+        ]
+      },
+      {
         "name": "removeCookies",
         "description": "Clears the browser's cookies and server-bound certificates modified within a particular timeframe.",
         "type": "function",