[llvm] Stop including llvm/ADT/DenseSet.h (NFC)

Identified with clangd.

Author: kazutakahirata

llvm/include/llvm/Analysis/LoopInfo.h

@@ -14,7 +14,6 @@
 #define LLVM_ANALYSIS_LOOPINFO_H
 
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/GraphTraits.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/IR/CFG.h"

llvm/include/llvm/CodeGen/AsmPrinter.h

@@ -16,7 +16,6 @@
 #define LLVM_CODEGEN_ASMPRINTER_H
 
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/MapVector.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/BinaryFormat/Dwarf.h"

llvm/lib/ExecutionEngine/JITLink/JITLinkGeneric.h

@@ -13,7 +13,6 @@
 #ifndef LIB_EXECUTIONENGINE_JITLINK_JITLINKGENERIC_H
 #define LIB_EXECUTIONENGINE_JITLINK_JITLINKGENERIC_H
 
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ExecutionEngine/JITLink/JITLink.h"
 
 #define DEBUG_TYPE "jitlink"

llvm/lib/Target/PowerPC/PPCInstrInfo.cpp

@@ -17,7 +17,6 @@
 #include "PPCInstrBuilder.h"
 #include "PPCMachineFunctionInfo.h"
 #include "PPCTargetMachine.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/Statistic.h"
 #include "llvm/Analysis/AliasAnalysis.h"

llvm/lib/Target/X86/X86LoadValueInjectionLoadHardening.cpp

@@ -41,7 +41,6 @@
 #include "X86Subtarget.h"
 #include "X86TargetMachine.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/Statistic.h"

llvm/lib/Target/X86/X86LowerAMXIntrinsics.cpp

@@ -17,7 +17,6 @@
 //===----------------------------------------------------------------------===//
 //
 #include "X86.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/PostOrderIterator.h"
 #include "llvm/Analysis/DomTreeUpdater.h"
 #include "llvm/Analysis/LoopInfo.h"

llvm/tools/dsymutil/DwarfLinkerForBinary.cpp

@@ -14,7 +14,6 @@
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/DenseMap.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/FoldingSet.h"
 #include "llvm/ADT/Hashing.h"
 #include "llvm/ADT/STLExtras.h"

llvm/tools/obj2yaml/elf2yaml.cpp

@@ -7,7 +7,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "obj2yaml.h"
-#include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/DebugInfo/DWARF/DWARFContext.h"