Line endings: CRLF -> LF

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@55829 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PPCaching.cpp b/lib/Lex/PPCaching.cpp
index 7ba5e45..822b207 100644
--- a/lib/Lex/PPCaching.cpp
+++ b/lib/Lex/PPCaching.cpp
@@ -15,14 +15,14 @@
 #include "clang/Lex/Preprocessor.h"
 using namespace clang;
 
-/// EnableBacktrackAtThisPos - From the point that this method is called, and

-/// until CommitBacktrackedTokens() or Backtrack() is called, the Preprocessor

-/// keeps track of the lexed tokens so that a subsequent Backtrack() call will

-/// make the Preprocessor re-lex the same tokens.

-///

-/// Nested backtracks are allowed, meaning that EnableBacktrackAtThisPos can

-/// be called multiple times and CommitBacktrackedTokens/Backtrack calls will

-/// be combined with the EnableBacktrackAtThisPos calls in reverse order.

+/// EnableBacktrackAtThisPos - From the point that this method is called, and
+/// until CommitBacktrackedTokens() or Backtrack() is called, the Preprocessor
+/// keeps track of the lexed tokens so that a subsequent Backtrack() call will
+/// make the Preprocessor re-lex the same tokens.
+///
+/// Nested backtracks are allowed, meaning that EnableBacktrackAtThisPos can
+/// be called multiple times and CommitBacktrackedTokens/Backtrack calls will
+/// be combined with the EnableBacktrackAtThisPos calls in reverse order.
 void Preprocessor::EnableBacktrackAtThisPos() {
   CacheTokens = true;
   BacktrackPositions.push_back(CachedLexPos);