Rename 'CIndex' to 'libclang', since it has basically become our stable public
(C) API, and will likely grow further in this direction in the future.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@102779 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/Makefile b/tools/Makefile
index bfd5ad1..8407dfd 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -8,12 +8,12 @@
 ##===----------------------------------------------------------------------===##
 
 LEVEL := ../../..
-DIRS := driver CIndex c-index-test
+DIRS := driver libclang c-index-test
 
 include $(LEVEL)/Makefile.config
 
 ifeq ($(OS), $(filter $(OS), Cygwin MingW))
-DIRS := $(filter-out CIndex c-index-test, $(DIRS))
+DIRS := $(filter-out libclang c-index-test, $(DIRS))
 endif
 
 include $(LEVEL)/Makefile.common