[libclang] Add missing clang_CompileCommand_* functions in libclang.exports.

llvm-svn: 247176
diff --git a/clang/tools/libclang/libclang.exports b/clang/tools/libclang/libclang.exports
index f6a7175..44f3836 100644
--- a/clang/tools/libclang/libclang.exports
+++ b/clang/tools/libclang/libclang.exports
@@ -297,6 +297,8 @@
 clang_CompileCommands_getSize
 clang_CompileCommands_getCommand
 clang_CompileCommand_getDirectory
+clang_CompileCommand_getMappedSourceContent
+clang_CompileCommand_getMappedSourcePath
 clang_CompileCommand_getNumArgs
 clang_CompileCommand_getArg
 clang_visitChildren