--- a/modules/libpref/Preferences.cpp
+++ b/modules/libpref/Preferences.cpp
@@ -712,17 +712,17 @@ private:
 
   PrefValue mDefaultValue;
   PrefValue mUserValue;
 };
 
 class PrefEntry : public PLDHashEntryHdr
 {
 public:
-  Pref* mPref;  // Note: this is never null in a live entry.
+  Pref* mPref; // Note: this is never null in a live entry.
 
   static bool MatchEntry(const PLDHashEntryHdr* aEntry, const void* aKey)
   {
     auto entry = static_cast<const PrefEntry*>(aEntry);
     auto prefName = static_cast<const char*>(aKey);
 
     return entry->mPref->MatchEntry(prefName);
   }
@@ -778,20 +778,18 @@ static CallbackNode* gLastPriorityNode =
 
 static bool gIsAnyPrefLocked = false;
 
 // These are only used during the call to NotifyCallbacks().
 static bool gCallbacksInProgress = false;
 static bool gShouldCleanupDeadNodes = false;
 
 static PLDHashTableOps pref_HashTableOps = {
-  PLDHashTable::HashStringKey,
-  PrefEntry::MatchEntry,
-  PLDHashTable::MoveEntryStub,
-  PrefEntry::ClearEntry,
+  PLDHashTable::HashStringKey, PrefEntry::MatchEntry,
+  PLDHashTable::MoveEntryStub, PrefEntry::ClearEntry,
   PrefEntry::InitEntry,
 };
 
 static Pref*
 pref_HashTableLookup(const char* aPrefName);
 
 static void
 NotifyCallbacks(const char* aPrefName);