layers: Update GetEnables/Disables helper functions

Change-Id: I6a10a70b8c841ea97f7cbdca65c71f62bd76b862
diff --git a/layers/shader_validation.cpp b/layers/shader_validation.cpp
index 5e4ca59..b62c8bf 100644
--- a/layers/shader_validation.cpp
+++ b/layers/shader_validation.cpp
@@ -2279,7 +2279,7 @@
     bool skip = false;
     spv_result_t spv_valid = SPV_SUCCESS;
 
-    if (GetDisables(device_data)->shader_validation) {
+    if (GetDisables()->shader_validation) {
         return false;
     }
 
@@ -2342,7 +2342,7 @@
     layer_data *device_data = GetLayerDataPtr(get_dispatch_key(device), layer_data_map);
 
     create_shader_module_api_state *csm_state = reinterpret_cast<create_shader_module_api_state *>(csm_state_data);
-    if (GetEnables(device_data)->gpu_validation) {
+    if (GetEnables()->gpu_validation) {
         GpuPreCallCreateShaderModule(device_data, pCreateInfo, pAllocator, pShaderModule, &csm_state->unique_shader_id,
                                      &csm_state->instrumented_create_info, &csm_state->instrumented_pgm);
     }