[core] autoexpand convert size to ulong

as suggested by pcanal

and fix membercomments ref files

Author: ferdymercury

core/base/inc/TBuffer.h

@@ -99,7 +99,7 @@ class TBuffer : public TObject {
    void     DetachBuffer() { fBuffer = nullptr; }
    Int_t    Length()     const { return (Int_t)(fBufCur - fBuffer); }
    void     Expand(Long64_t newsize, Bool_t copy = kTRUE);  // expand buffer to newsize
-   void     AutoExpand(Long64_t size_needed);  // expand buffer to newsize
+   void     AutoExpand(ULong64_t size_needed);  // expand buffer to newsize
    Bool_t   ByteSwapBuffer(Long64_t n, EDataType type);  // Byte-swap N primitive-elements in the buffer
 
    virtual Bool_t     CheckObject(const TObject *obj) = 0;

core/base/src/TBuffer.cxx

@@ -154,7 +154,7 @@ TBuffer::~TBuffer()
 /// If the size_needed is larger than the current size, the policy
 /// is to expand to double the current size or the size_needed which ever is largest.
 
-void TBuffer::AutoExpand(Long64_t size_needed)
+void TBuffer::AutoExpand(ULong64_t size_needed)
 {
    if (size_needed > kMaxBufferSize) {
       Fatal("AutoExpand","Request to expand a too large buffer: 0x%llx for a max of 0x%x.", size_needed, kMaxBufferSize);

roottest/root/meta/MemberComments.ref

@@ -542,9 +542,9 @@ OBJ: TList	TList	Doubly linked list : 0
  OBJ: TMethod	Write	 : 0
       Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Long64_t bufsize = 0) const
  OBJ: TMethod	Write	 : 0
-      Int_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0)
+      Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0)
  OBJ: TMethod	Write	 : 0
-      Int_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0) const
+      Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0) const
  OBJ: TMethod	ls	 : 0
       void TLine::ls(Option_t* option = "") const
  OBJ: TMethod	ls	 : 0

roottest/root/meta/MemberComments_win32.ref

@@ -542,9 +542,9 @@ OBJ: TList	TList	Doubly linked list : 0
  OBJ: TMethod	Write	 : 0
       Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Long64_t bufsize = 0) const
  OBJ: TMethod	Write	 : 0
-      Int_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0)
+      Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0)
  OBJ: TMethod	Write	 : 0
-      Int_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0) const
+      Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0) const
  OBJ: TMethod	ls	 : 0
       void TLine::ls(Option_t* option = "") const
  OBJ: TMethod	ls	 : 0

roottest/root/meta/MemberComments_win64.ref

@@ -542,9 +542,9 @@ OBJ: TList	TList	Doubly linked list : 0
  OBJ: TMethod	Write	 : 0
       Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Long64_t bufsize = 0) const
  OBJ: TMethod	Write	 : 0
-      Int_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0)
+      Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0)
  OBJ: TMethod	Write	 : 0
-      Int_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0) const
+      Long64_t TObject::Write(const char* name = nullptr, Int_t option = 0, Int_t bufsize = 0) const
  OBJ: TMethod	ls	 : 0
       void TLine::ls(Option_t* option = "") const
  OBJ: TMethod	ls	 : 0