Refactor ZenKeyboardShortcuts to use static method for default shortcuts retrieval

src/browser/base/zen-components/ZenKeyboardShortcuts.mjs

@@ -578,9 +578,8 @@ class ZenKeyboardShortcutsLoader {
   async remove() {
     await IOUtils.remove(this.shortcutsFile);
   }
-}
 
-function zenGetDefaultShortcuts() {
+  static zenGetDefaultShortcuts() {
     // DO NOT CHANGE ANYTHING HERE
     // For adding new default shortcuts, add them to inside the migration function
     //  and increment the version number.
@@ -727,6 +726,7 @@ function zenGetDefaultShortcuts() {
     );
 
     return newShortcutList;
+  }
 }
 
 class ZenKeyboardShortcutsVersioner {
@@ -789,7 +789,7 @@ class ZenKeyboardShortcutsVersioner {
       // Migrate from 0 to 1
       // Here, we do a complet reset of the shortcuts,
       // since nothing seems to work properly.
-      data = zenGetDefaultShortcuts();
+      data = ZenKeyboardShortcutsLoader.zenGetDefaultShortcuts();
     }
     if (version < 2) {
       // Migrate from 1 to 2
@@ -819,7 +819,7 @@ class ZenKeyboardShortcutsVersioner {
       //  detection for internal keys was not working properly, so every internal
       //  shortcut was being saved as a user-editable shortcut.
       // This migration will fix this issue.
-      const defaultShortcuts = zenGetDefaultShortcuts();
+      const defaultShortcuts = ZenKeyboardShortcutsLoader.zenGetDefaultShortcuts();
       // Get the default shortcut, compare the id and set the internal flag if needed
       for (let shortcut of data) {
         for (let defaultShortcut of defaultShortcuts) {