[llvm] [InlineOrder] Remove unused InlineHistoryMap (PR #195769)

[Kazu Hirata via llvm-commits]

https://github.com/kazutakahirata created https://github.com/llvm/llvm-project/pull/195769

This patch removes InlineHistoryMap, an unused variable.  The last
use was removed by:

  commit 3af427539bc6b85a9fe3334b9a0b43d347ea29ac
  Author: Arthur Eubanks <aeubanks at google.com>
  Date:   Wed Apr 8 09:34:52 2026 -0700


>From e02c750613567231030e9e409448d0ad905c5881 Mon Sep 17 00:00:00 2001
From: Kazu Hirata <kazu at google.com>
Date: Mon, 4 May 2026 18:01:35 -0700
Subject: [PATCH] [InlineOrder] Remove unused InlineHistoryMap

This patch removes InlineHistoryMap, an unused variable.  The last
use was removed by:

  commit 3af427539bc6b85a9fe3334b9a0b43d347ea29ac
  Author: Arthur Eubanks <aeubanks at google.com>
  Date:   Wed Apr 8 09:34:52 2026 -0700
---
 llvm/lib/Analysis/InlineOrder.cpp | 1 -
 1 file changed, 1 deletion(-)

diff --git a/llvm/lib/Analysis/InlineOrder.cpp b/llvm/lib/Analysis/InlineOrder.cpp
index fc5e64c66ae72..ba224f833a553 100644
--- a/llvm/lib/Analysis/InlineOrder.cpp
+++ b/llvm/lib/Analysis/InlineOrder.cpp
@@ -264,7 +264,6 @@ template <typename PriorityT> class PriorityInlineOrder : public InlineOrder {
 private:
   SmallVector<CallBase *, 16> Heap;
   std::function<bool(const CallBase *L, const CallBase *R)> isLess;
-  DenseMap<CallBase *, int> InlineHistoryMap;
   DenseMap<const CallBase *, PriorityT> Priorities;
   FunctionAnalysisManager &FAM;
   const InlineParams &Params;