Switch all uses of LLVM_OVERRIDE to just use 'override' directly.

llvm-svn: 202625
diff --git a/clang/unittests/ASTMatchers/ASTMatchersTest.cpp b/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
index aa3c795..444c9c2 100644
--- a/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
+++ b/clang/unittests/ASTMatchers/ASTMatchersTest.cpp
@@ -665,7 +665,7 @@
       : Id(Id), ExpectedCount(ExpectedCount), Count(0),
         ExpectedName(ExpectedName) {}
 
-  void onEndOfTranslationUnit() LLVM_OVERRIDE {
+  void onEndOfTranslationUnit() override {
     if (ExpectedCount != -1)
       EXPECT_EQ(ExpectedCount, Count);
     if (!ExpectedName.empty())