resurrect lost tests by renaming them to not end with .tr

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51375 91177308-0d34-0410-b5e6-96231b3b80d8

test/C++Frontend/2003-10-21-InnerClass.cpp

@@ -0,0 +1,12 @@
+// RUN: %llvmgcc -xc++ -S -o - %s | grep {struct.X::Y}
+struct X {
+
+  struct Y {
+    Y();
+  };
+
+};
+
+X::Y::Y() {
+
+}