fixup! Bug 42247: Android helpers for the TorProvider

Bug 42655: Add a backend function for the "New circuit for this site"
functionality.

mobile/android/geckoview/src/main/java/org/mozilla/geckoview/GeckoSession.java

@@ -2610,6 +2610,14 @@ public class GeckoSession {
     return mEventDispatcher.queryBundle("GeckoView:GetTorCircuit");
   }
 
+  /**
+   * Change the circuit for this session.
+   */
+  @UiThread
+  public void newTorCircuit() {
+    mEventDispatcher.dispatch("GeckoView:NewTorCircuit");
+  }
+
   /**
    * Set this GeckoSession as active or inactive, which represents if the session is currently
    * visible or not. Setting a GeckoSession to inactive will significantly reduce its memory

mobile/shared/modules/geckoview/GeckoViewContent.sys.mjs

@@ -40,6 +40,7 @@ export class GeckoViewContent extends GeckoViewModule {
       "GeckoView:ZoomToInput",
       "GeckoView:IsPdfJs",
       "GeckoView:GetTorCircuit",
+      "GeckoView:NewTorCircuit",
     ]);
   }
 
@@ -313,6 +314,9 @@ export class GeckoViewContent extends GeckoViewModule {
       case "GeckoView:GetTorCircuit":
         this._getTorCircuit(aCallback);
         break;
+      case "GeckoView:NewTorCircuit":
+        this._newTorCircuit(aCallback);
+        break;
     }
   }
 
@@ -437,6 +441,11 @@ export class GeckoViewContent extends GeckoViewModule {
     }
   }
 
+  _newTorCircuit(aCallback) {
+    lazy.TorDomainIsolator.newCircuitForBrowser(this.browser);
+    aCallback?.onSuccess();
+  }
+
   async _containsFormData(aCallback) {
     aCallback.onSuccess(await this.actor.containsFormData());
   }