layers: clang-format only

Whole-file clang-format of layers .h and .cpp files

Change-Id: I683ad38fa9bced371a923b86d8cc916f2c2aa947
diff --git a/layers/unique_objects.h b/layers/unique_objects.h
index e604e91..d8d3393 100644
--- a/layers/unique_objects.h
+++ b/layers/unique_objects.h
@@ -109,10 +109,9 @@
     return false;
 }
 
-
 /* Unwrap a handle. */
 // must hold lock!
-template<typename HandleType, typename MapType>
+template <typename HandleType, typename MapType>
 HandleType Unwrap(MapType *layer_data, HandleType wrappedHandle) {
     // TODO: don't use operator[] here.
     return (HandleType)layer_data->unique_id_mapping[reinterpret_cast<uint64_t const &>(wrappedHandle)];
@@ -120,7 +119,7 @@
 
 /* Wrap a newly created handle with a new unique ID, and return the new ID. */
 // must hold lock!
-template<typename HandleType, typename MapType>
+template <typename HandleType, typename MapType>
 HandleType WrapNew(MapType *layer_data, HandleType newlyCreatedHandle) {
     auto unique_id = global_unique_id++;
     layer_data->unique_id_mapping[unique_id] = reinterpret_cast<uint64_t const &>(newlyCreatedHandle);