--- a/gfx/2d/Tools.h
+++ b/gfx/2d/Tools.h
@@ -147,16 +147,22 @@ struct AlignedArray
       mStorage = nullptr;
       mPtr = nullptr;
       mCount = 0;
       return;
     }
     // We don't create an array of T here, since we don't want ctors to be
     // invoked at the wrong places if we realign below.
     mStorage = new (std::nothrow) uint8_t[storageByteCount.value()];
+    if (!mStorage) {
+      mStorage = nullptr;
+      mPtr = nullptr;
+      mCount = 0;
+      return;
+    }
     if (uintptr_t(mStorage) % alignment) {
       // Our storage does not start at a <alignment>-byte boundary. Make sure mPtr does!
       mPtr = (T*)(uintptr_t(mStorage) + alignment - (uintptr_t(mStorage) % alignment));
     } else {
       mPtr = (T*)(mStorage);
     }
     // Now that mPtr is pointing to the aligned position we can use placement
     // |operator new| to invoke any ctors at the correct positions. For types