[gn build] Port 9823d42557eb

diff --git a/llvm/utils/gn/secondary/lldb/source/Core/BUILD.gn b/llvm/utils/gn/secondary/lldb/source/Core/BUILD.gn
index 6a3fcff..b2698da 100644 (file)
--- a/llvm/utils/gn/secondary/lldb/source/Core/BUILD.gn
+++ b/llvm/utils/gn/secondary/lldb/source/Core/BUILD.gn
@@ -76,6 +76,7 @@ static_library("Core") {
     "SourceManager.cpp",
     "StreamAsynchronousIO.cpp",
     "StreamFile.cpp",
+    "ThreadedCommunication.cpp",
     "UserSettingsController.cpp",
     "Value.cpp",
     "ValueObject.cpp",