[unused-includes][Serialization] Remove unused includes. NFC. (#88790)

Author: vsapsai

clang/include/clang/Serialization/ModuleFileExtension.h

@@ -9,7 +9,6 @@
 #ifndef LLVM_CLANG_SERIALIZATION_MODULEFILEEXTENSION_H
 #define LLVM_CLANG_SERIALIZATION_MODULEFILEEXTENSION_H
 
-#include "llvm/ADT/IntrusiveRefCntPtr.h"
 #include "llvm/Support/ExtensibleRTTI.h"
 #include "llvm/Support/HashBuilder.h"
 #include "llvm/Support/MD5.h"

clang/lib/Serialization/ASTReader.cpp

@@ -31,7 +31,6 @@
 #include "clang/AST/ExternalASTSource.h"
 #include "clang/AST/NestedNameSpecifier.h"
 #include "clang/AST/ODRDiagsEmitter.h"
-#include "clang/AST/ODRHash.h"
 #include "clang/AST/OpenACCClause.h"
 #include "clang/AST/OpenMPClause.h"
 #include "clang/AST/RawCommentList.h"

clang/lib/Serialization/ASTWriterDecl.cpp

@@ -16,7 +16,6 @@
 #include "clang/AST/DeclTemplate.h"
 #include "clang/AST/DeclVisitor.h"
 #include "clang/AST/Expr.h"
-#include "clang/AST/ODRHash.h"
 #include "clang/AST/OpenMPClause.h"
 #include "clang/AST/PrettyDeclStackTrace.h"
 #include "clang/Basic/SourceManager.h"

clang/lib/Serialization/ASTWriterStmt.cpp

@@ -19,7 +19,6 @@
 #include "clang/AST/ExprOpenMP.h"
 #include "clang/AST/StmtVisitor.h"
 #include "clang/Lex/Token.h"
-#include "clang/Sema/DeclSpec.h"
 #include "clang/Serialization/ASTRecordWriter.h"
 #include "llvm/Bitstream/BitstreamWriter.h"
 using namespace clang;

clang/lib/Serialization/GeneratePCH.cpp

@@ -17,7 +17,6 @@
 #include "clang/Lex/HeaderSearchOptions.h"
 #include "clang/Lex/Preprocessor.h"
 #include "clang/Sema/SemaConsumer.h"
-#include "clang/Serialization/ASTReader.h"
 #include "clang/Serialization/ASTWriter.h"
 #include "llvm/Bitstream/BitstreamWriter.h"
 

clang/lib/Serialization/GlobalModuleIndex.cpp

@@ -13,7 +13,6 @@
 #include "clang/Serialization/GlobalModuleIndex.h"
 #include "ASTReaderInternals.h"
 #include "clang/Basic/FileManager.h"
-#include "clang/Lex/HeaderSearch.h"
 #include "clang/Serialization/ASTBitCodes.h"
 #include "clang/Serialization/ModuleFile.h"
 #include "clang/Serialization/PCHContainerOperations.h"

clang/lib/Serialization/ModuleFileExtension.cpp

@@ -6,7 +6,7 @@
 //
 //===----------------------------------------------------------------------===//
 #include "clang/Serialization/ModuleFileExtension.h"
-#include "llvm/ADT/Hashing.h"
+
 using namespace clang;
 
 char ModuleFileExtension::ID = 0;

clang/lib/Serialization/PCHContainerOperations.cpp

@@ -12,8 +12,6 @@
 
 #include "clang/Serialization/PCHContainerOperations.h"
 #include "clang/AST/ASTConsumer.h"
-#include "clang/Lex/ModuleLoader.h"
-#include "llvm/Bitstream/BitstreamReader.h"
 #include "llvm/Support/raw_ostream.h"
 #include <utility>