Stage 1 of rename

TODO: re-enable glave build, advance API for glave

v2: get rid of outdated code in tri introduced by rebase
    rename wsi_null.c (olv)
diff --git a/icd/intel/compiler/shader/main.cpp b/icd/intel/compiler/shader/main.cpp
index 8076dac..9fae962 100644
--- a/icd/intel/compiler/shader/main.cpp
+++ b/icd/intel/compiler/shader/main.cpp
@@ -434,7 +434,7 @@
    if ((status == EXIT_SUCCESS) && do_link)  {
       assert(whole_program->NumShaders == 1);
 
-      // for XGL, we are independently compiling and linking individual
+      // for VK, we are independently compiling and linking individual
       // shaders, which matches this frontend's concept of SSO
       whole_program->SeparateShader = true;