Fixing macOS keybind issues

src/browser/components/preferences/zen-settings.js

@@ -704,7 +704,19 @@ var gZenCKSSettings = {
 
     input.value = modifiers.toUserString() + shortcut;
 
-    if (!shortcut || shortcut === '') {
+    if (!['Control', 'Alt', 'Meta', 'Shift'].includes(event.key)) {
+      shortcut.key = event.key;
+    }
+
+    event.preventDefault();
+    gZenKeyboardShortcuts.setShortcut(this._currentAction, shortcut);
+
+    input.value = gZenKeyboardShortcuts.shortCutToString(shortcut);
+    input.classList.remove('zenCKSOption-input-not-set');
+
+    if (gZenKeyboardShortcuts.isValidShortcut(shortcut)) {
+      input.classList.remove('zenCKSOption-input-invalid');
+    } else {
       input.classList.add('zenCKSOption-input-invalid');
       return;
     }

src/dom/events/KeyHandlerEvent-cpp.patch

@@ -0,0 +1,13 @@
+diff --git a/dom/events/KeyEventHandler.cpp b/dom/events/KeyEventHandler.cpp
+index 3f3ca808e8..0828b37f51 100644
+--- a/dom/events/KeyEventHandler.cpp
++++ b/dom/events/KeyEventHandler.cpp
+@@ -641,7 +641,7 @@ void KeyEventHandler::BuildModifiers(nsAString& aModifiers) {
+       } else if (strcmp(token, "control") == 0) {
+         mKeyMask |= cControl | cControlMask;
+       } else if (strcmp(token, "accel") == 0) {
+-        mKeyMask |= AccelKeyMask();
++        mKeyMask |= cControl | cControlMask;
+       } else if (strcmp(token, "access") == 0) {
+         mKeyMask |= KeyToMask(LookAndFeel::GetMenuAccessKey());
+       } else if (strcmp(token, "any") == 0) {