Add stub for PTHLexer::isNextPPTokenLParen().


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59670 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Lex/PTHLexer.cpp b/lib/Lex/PTHLexer.cpp
index 15d5603..e9d6d47 100644
--- a/lib/Lex/PTHLexer.cpp
+++ b/lib/Lex/PTHLexer.cpp
@@ -80,6 +80,11 @@
 void PTHLexer::DiscardToEndOfLine() {
   assert(ParsingPreprocessorDirective && ParsingFilename == false &&
          "Must be in a preprocessing directive!");
-  
   assert (0 && "Not implemented.");
 }
+
+unsigned PTHLexer::isNextPPTokenLParen() {
+  assert (0 && "Not implemented.");
+  return 0;
+}
+