Revert a LLVM_OVERRIDE to 'override' change in documentation. My search and replace was a little overzealous.

llvm-svn: 202633
diff --git a/clang-tools-extra/docs/AddOverrideTransform.rst b/clang-tools-extra/docs/AddOverrideTransform.rst
index 1e1a56b..ea7e314 100644
--- a/clang-tools-extra/docs/AddOverrideTransform.rst
+++ b/clang-tools-extra/docs/AddOverrideTransform.rst
@@ -28,7 +28,7 @@
 Using Expands-to-Override Macros
 ================================
 
-Like LLVM's ``override``, several projects have macros that conditionally
+Like LLVM's ``LLVM_OVERRIDE``, several projects have macros that conditionally
 expand to the ``override`` keyword when compiling with C++11 features enabled.
 To maintain compatibility with non-C++11 builds, the Add-Override Transform
 supports detection and use of these macros instead of using the ``override``