1 files changed, 3 insertions, 20 deletions
diff --git a/include/llvm/IR/DebugInfo.h b/include/llvm/IR/DebugInfo.h
index 4caceacbb58e0..972042432b7b4 100644
--- a/include/llvm/IR/DebugInfo.h
+++ b/include/llvm/IR/DebugInfo.h
@@ -17,10 +17,8 @@
 #ifndef LLVM_IR_DEBUGINFO_H
 #define LLVM_IR_DEBUGINFO_H
 
-#include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallVector.h"
-#include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/iterator_range.h"
 #include "llvm/IR/DebugInfoMetadata.h"
 #include "llvm/Support/Casting.h"
@@ -32,21 +30,12 @@ namespace llvm {
 class Module;
 class DbgDeclareInst;
 class DbgValueInst;
-
-/// \brief Maps from type identifier to the actual MDNode.
-typedef DenseMap<const MDString *, DIType *> DITypeIdentifierMap;
+template <typename K, typename V, typename KeyInfoT, typename BucketT>
+class DenseMap;
 
 /// \brief Find subprogram that is enclosing this scope.
 DISubprogram *getDISubprogram(const MDNode *Scope);
 
-/// \brief Find debug info for a given function.
-///
-/// \returns a valid subprogram, if found. Otherwise, return \c nullptr.
-DISubprogram *getDISubprogram(const Function *F);
-
-/// \brief Generate map by visiting all retained types.
-DITypeIdentifierMap generateDITypeIdentifierMap(const NamedMDNode *CU_Nodes);
-
 /// \brief Strip debug info in the module if it exists.
 ///
 /// To do this, we remove all calls to the debugger intrinsics and any named
@@ -68,8 +57,6 @@ unsigned getDebugMetadataVersionFromModule(const Module &M);
 /// used by the CUs.
 class DebugInfoFinder {
 public:
-  DebugInfoFinder() : TypeMapInitialized(false) {}
-
   /// \brief Process entire module and collect debug info anchors.
   void processModule(const Module &M);
 
@@ -136,11 +123,7 @@ private:
   SmallVector<DIGlobalVariable *, 8> GVs;
   SmallVector<DIType *, 8> TYs;
   SmallVector<DIScope *, 8> Scopes;
-  SmallPtrSet<const MDNode *, 64> NodesSeen;
-  DITypeIdentifierMap TypeIdentifierMap;
-
-  /// \brief Specify if TypeIdentifierMap is initialized.
-  bool TypeMapInitialized;
+  SmallPtrSet<const MDNode *, 32> NodesSeen;
 };
 
 } // end namespace llvm