--- a/widget/nsCUPSShim.h
+++ b/widget/nsCUPSShim.h
@@ -16,19 +16,17 @@
 #  define CUPS_SHIM_RUNTIME_LINK
 #endif
 
 struct PRLibrary;
 
 /* Note: this class relies on static initialization. */
 class nsCUPSShim {
  public:
-  bool EnsureInitialized() {
-    return mInited || Init();
-  }
+  bool EnsureInitialized() { return mInited || Init(); }
 
   /**
    * Function pointers for supported functions. These are only
    * valid after successful initialization.
    */
 #define CUPS_SHIM_ALL_FUNCS(X) \
   X(cupsAddOption)             \
   X(cupsCheckDestSupported)    \
@@ -70,16 +68,16 @@ class nsCUPSShim {
    *         true  for successful initialization.
    */
   bool Init();
 
   // We can try to get initialized from multiple threads at the same time, this
   // boolean and the mutex below make it safe.
   //
   // The boolean can't be Relaxed, because it guards our function pointers.
-  mozilla::Atomic<bool, mozilla::ReleaseAcquire> mInited {false};
+  mozilla::Atomic<bool, mozilla::ReleaseAcquire> mInited{false};
 #ifdef CUPS_SHIM_RUNTIME_LINK
-  mozilla::OffTheBooksMutex mInitMutex {"nsCUPSShim::mInitMutex"};
+  mozilla::OffTheBooksMutex mInitMutex{"nsCUPSShim::mInitMutex"};
   PRLibrary* mCupsLib;
 #endif
 };
 
 #endif /* nsCUPSShim_h___ */