Add missing header from r174648

llvm-svn: 174649
diff --git a/clang/test/Modules/Inputs/MethodPoolASub2.h b/clang/test/Modules/Inputs/MethodPoolASub2.h
new file mode 100644
index 0000000..cd0f785
--- /dev/null
+++ b/clang/test/Modules/Inputs/MethodPoolASub2.h
@@ -0,0 +1,3 @@
+@interface A (Sub2)
+- (char*)method4;
+@end