Merge pull request swiftlang#9329 from adrian-prantl/136231681

[lldb] Add #include guards in tests

Author: adrian-prantl

lldb/test/API/lang/swift/clangimporter/anonymous-clang-types/bridging-header.h

@@ -1,4 +1,5 @@
-
+#ifndef BRIDGING_HEADER
+#define BRIDGING_HEADER
 typedef struct TwoAnonymousStructs {
         struct {
             float x;
@@ -35,3 +36,4 @@ typedef struct TwoAnonymousUnions {
 
 TwoAnonymousStructs makeTwoAnonymousStructs();
 TwoAnonymousUnions makeTwoAnonymousUnions();
+#endif

lldb/test/API/lang/swift/dwarfimporter/BridgingPCH/Inputs/c-header.h

@@ -1,3 +1,6 @@
+#ifndef C_HEADER
+#define C_HEADER
 struct Point {
   int x, y;
 };
+#endif