Further simplify the interface of PCHContainerGenerator

by dropping the const qualifier on the CI.

NFC

llvm-svn: 248101

clang/lib/Frontend/PCHContainerOperations.cpp

@@ -48,9 +48,9 @@ public:
 } // anonymous namespace
 
 std::unique_ptr<ASTConsumer> RawPCHContainerWriter::CreatePCHContainerGenerator(
-    DiagnosticsEngine &Diags, const CompilerInstance &CI,
-    const std::string &MainFileName, const std::string &OutputFileName,
-    llvm::raw_pwrite_stream *OS, std::shared_ptr<PCHBuffer> Buffer) const {
+    CompilerInstance &CI, const std::string &MainFileName,
+    const std::string &OutputFileName, llvm::raw_pwrite_stream *OS,
+    std::shared_ptr<PCHBuffer> Buffer) const {
   return llvm::make_unique<RawPCHContainerGenerator>(OS, Buffer);
 }