[libclang] Introduce a new high level API for indexing clients that assumes
more of the work involved in indexing a translation unit and simplifies client
implementations.

Only C/ObjC for now, C++ (and comments) to come.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@142233 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/libclang.exports b/tools/libclang/libclang.exports
index 989ed83..b452483 100644
--- a/tools/libclang/libclang.exports
+++ b/tools/libclang/libclang.exports
@@ -129,6 +129,9 @@
 clang_getTypeDeclaration
 clang_getTypeKindSpelling
 clang_hashCursor
+clang_indexLoc_getCXSourceLocation
+clang_indexLoc_getFileLocation
+clang_indexTranslationUnit
 clang_isAttribute
 clang_isConstQualifiedType
 clang_isCursorDefinition