[xen master] libs/libs.mk: Remove generic variable that already exist

[patchbot@xxxxxxx]

commit 0f4c576473c7819bdedec834297d76bbe4c0f804
Author:     Anthony PERARD <anthony.perard@xxxxxxxxxx>
AuthorDate: Mon Dec 6 17:01:49 2021 +0000
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Thu Dec 9 16:26:29 2021 +0000

    libs/libs.mk: Remove generic variable that already exist
    
    comma, empty, space are already defined in "Config.mk".
    
    Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
    Reviewed-by: Juergen Gross <jgross@xxxxxxxx>
---
 tools/libs/libs.mk | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/tools/libs/libs.mk b/tools/libs/libs.mk
index 830bdc851f..dfbbef4080 100644
--- a/tools/libs/libs.mk
+++ b/tools/libs/libs.mk
@@ -26,9 +26,6 @@ ifneq ($(nosharedlibs),y)
 LIB += lib$(LIB_FILE_NAME).so
 endif
 
-comma:= ,
-empty:=
-space:= $(empty) $(empty)
 PKG_CONFIG ?= $(LIB_FILE_NAME).pc
 PKG_CONFIG_NAME ?= Xen$(LIBNAME)
 PKG_CONFIG_DESC ?= The $(PKG_CONFIG_NAME) library for Xen hypervisor
--
generated by git-patchbot for /home/xen/git/xen.git#master