Fixed broken English in comment.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@42317 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/Driver/DiagChecker.cpp b/Driver/DiagChecker.cpp
index 21c3454..b921fd1 100644
--- a/Driver/DiagChecker.cpp
+++ b/Driver/DiagChecker.cpp
@@ -235,7 +235,7 @@
 bool clang::CheckASTConsumer(Preprocessor &PP, unsigned MainFileID,
                              std::auto_ptr<ASTConsumer> C) {
 
-  // Local scope for ASTConsumer to auto release the consumer ...
+  // Local scope to auto release the consumer ...
   { std::auto_ptr<ASTConsumer> Consumer(C);
     ParseAST(PP, MainFileID, *Consumer.get()); }