Index: clang-tools-extra/clangd/GlobalCompilationDatabase.h
===================================================================
--- clang-tools-extra/clangd/GlobalCompilationDatabase.h
+++ clang-tools-extra/clangd/GlobalCompilationDatabase.h
@@ -11,6 +11,7 @@
 
 #include "Function.h"
 #include "Path.h"
+#include "clang/Tooling/CompilationDatabase.h"
 #include "llvm/ADT/Optional.h"
 #include "llvm/ADT/StringMap.h"
 #include <memory>
@@ -19,11 +20,6 @@
 
 namespace clang {
 
-namespace tooling {
-class CompilationDatabase;
-struct CompileCommand;
-} // namespace tooling
-
 namespace clangd {
 
 class Logger;