corechecks: Remove GetEnables/GetDisables helpers

Change-Id: I512da197465a84a9561cb37fcbf563d251710502
diff --git a/layers/shader_validation.cpp b/layers/shader_validation.cpp
index e029f5e..7027d20 100644
--- a/layers/shader_validation.cpp
+++ b/layers/shader_validation.cpp
@@ -2694,7 +2694,7 @@
     bool skip = false;
     spv_result_t spv_valid = SPV_SUCCESS;
 
-    if (GetDisables()->shader_validation) {
+    if (disabled.shader_validation) {
         return false;
     }
 
@@ -2755,7 +2755,7 @@
                                                  const VkAllocationCallbacks *pAllocator, VkShaderModule *pShaderModule,
                                                  void *csm_state_data) {
     create_shader_module_api_state *csm_state = reinterpret_cast<create_shader_module_api_state *>(csm_state_data);
-    if (GetEnables()->gpu_validation) {
+    if (enabled.gpu_validation) {
         GpuPreCallCreateShaderModule(pCreateInfo, pAllocator, pShaderModule, &csm_state->unique_shader_id,
                                      &csm_state->instrumented_create_info, &csm_state->instrumented_pgm);
     }