Unify naming of LangOptions variable/get function across the Clang stack (Lex to AST).

The member variable is always "LangOpts" and the member function is always "getLangOpts".

Reviewed by Chris Lattner

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@152536 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/ASTMerge.cpp b/lib/Frontend/ASTMerge.cpp
index f3e6ea8..9feb3de 100644
--- a/lib/Frontend/ASTMerge.cpp
+++ b/lib/Frontend/ASTMerge.cpp
@@ -34,7 +34,7 @@
 void ASTMergeAction::ExecuteAction() {
   CompilerInstance &CI = getCompilerInstance();
   CI.getDiagnostics().getClient()->BeginSourceFile(
-                                         CI.getASTContext().getLangOptions());
+                                         CI.getASTContext().getLangOpts());
   CI.getDiagnostics().SetArgToStringFn(&FormatASTNodeDiagnosticArgument,
                                        &CI.getASTContext());
   IntrusiveRefCntPtr<DiagnosticIDs>