Let clang-format format itself.

Apply all formatting changes that clang-format would apply to its own source
code. All choices seem to improve readability (or at least not make it worse).
No functional changes.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@171039 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Format/UnwrappedLineParser.h b/lib/Format/UnwrappedLineParser.h
index 287194f..ccf437f 100644
--- a/lib/Format/UnwrappedLineParser.h
+++ b/lib/Format/UnwrappedLineParser.h
@@ -123,4 +123,4 @@
 }  // end namespace format
 }  // end namespace clang
 
-#endif // LLVM_CLANG_FORMAT_UNWRAPPED_LINE_PARSER_H
+#endif  // LLVM_CLANG_FORMAT_UNWRAPPED_LINE_PARSER_H