whitespace and comment changes, to fix grammar and 80 col violations

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56776 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/TokenLexer.cpp b/lib/Lex/TokenLexer.cpp
index fc8cfd7..a3fe735 100644
--- a/lib/Lex/TokenLexer.cpp
+++ b/lib/Lex/TokenLexer.cpp
@@ -334,7 +334,7 @@
 
 /// PasteTokens - Tok is the LHS of a ## operator, and CurToken is the ##
 /// operator.  Read the ## and RHS, and paste the LHS/RHS together.  If there
-/// are is another ## after it, chomp it iteratively.  Return the result as Tok.
+/// are more ## after it, chomp them iteratively.  Return the result as Tok.
 /// If this returns true, the caller should immediately return the token.
 bool TokenLexer::PasteTokens(Token &Tok) {
   llvm::SmallVector<char, 128> Buffer;