revert and rewrite "Remove e10s info from about:support (f7f7224de)" to not relying on string bundle (i.e. becoming non-translable) in order to compatible to official language packs

toolkit/modules/Troubleshoot.jsm

@@ -220,6 +220,18 @@ var dataProviders = {
       }
     }
 
+    data.remoteAutoStart = Services.appinfo.browserTabsRemoteAutostart;
+
+    try {
+      let e10sStatus = Cc["@mozilla.org/supports-PRUint64;1"]
+                         .createInstance(Ci.nsISupportsPRUint64);
+      let appinfo = Services.appinfo.QueryInterface(Ci.nsIObserver);
+      appinfo.observe(e10sStatus, "getE10SBlocked", "");
+      data.autoStartStatus = e10sStatus.data;
+    } catch (e) {
+      data.autoStartStatus = -1;
+    }
+
     done(data);
   },
 

toolkit/modules/tests/browser/browser_Troubleshoot.js

@@ -126,6 +126,13 @@ const SNAPSHOT_SCHEMA = {
         supportURL: {
           type: "string",
         },
+        remoteAutoStart: {
+          type: "boolean",
+          required: true,
+        },
+        autoStartStatus: {
+          type: "number",
+        },
         numTotalWindows: {
           type: "number",
         },