Remove tools/clang (this will break things temporarily).

tools/clang/plugins/tests/missing_ctor_dllexport.txt

Index: tools/clang/plugins/tests/missing_ctor_dllexport.txt
diff --git a/tools/clang/plugins/tests/missing_ctor_dllexport.txt b/tools/clang/plugins/tests/missing_ctor_dllexport.txt
deleted file mode 100644
index 403a11857da6eb36b4858ca06c7f97e4ddf49673..0000000000000000000000000000000000000000
--- a/tools/clang/plugins/tests/missing_ctor_dllexport.txt
+++ /dev/null
@@ -1,14 +0,0 @@
-In file included from missing_ctor_dllexport.cpp:5:
-./missing_ctor_dllexport.h:23:1: warning: [chromium-style] Complex class/struct needs an explicit out-of-line constructor.
-class __declspec(dllexport) MissingCtorsArentOKInHeader {
-^
-./missing_ctor_dllexport.h:47:3: warning: [chromium-style] Complex constructor has an inlined body.
-  ExplicitlyDefaultedInlineAlsoWarns() = default;
-  ^
-./missing_ctor_dllexport.h:49:3: warning: [chromium-style] Complex constructor has an inlined body.
-  ExplicitlyDefaultedInlineAlsoWarns(
-  ^
-./missing_ctor_dllexport.h:51:3: warning: [chromium-style] Complex constructor has an inlined body.
-  ExplicitlyDefaultedInlineAlsoWarns(ExplicitlyDefaultedInlineAlsoWarns&&) =
-  ^
-4 warnings generated.