Add a LangOptions member to IdentifierResolver.
Make Sema pass the LangOptions to IdentifierResolver's constructor.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@56015 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Sema/IdentifierResolver.cpp b/lib/Sema/IdentifierResolver.cpp
index 7943295..8c0c4d6 100644
--- a/lib/Sema/IdentifierResolver.cpp
+++ b/lib/Sema/IdentifierResolver.cpp
@@ -134,7 +134,9 @@
 // IdentifierResolver Implementation
 //===----------------------------------------------------------------------===//
 
-IdentifierResolver::IdentifierResolver() : IdDeclInfos(new IdDeclInfoMap) {}
+IdentifierResolver::IdentifierResolver(const LangOptions &langOpt)
+    : LangOpt(langOpt), IdDeclInfos(new IdDeclInfoMap) {
+}
 IdentifierResolver::~IdentifierResolver() {
   delete IdDeclInfos;
 }