Splitting fpdfdoc/doc_* part II.

fpdfsdk/pdfwindow/PWL_ScrollBar.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "fpdfsdk/pdfwindow/PWL_ScrollBar.h"
 
 #include "core/fxge/include/fx_ge.h"
 #include "fpdfsdk/pdfwindow/PWL_Utils.h"
 #include "fpdfsdk/pdfwindow/PWL_Wnd.h"
 
-#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001)
-#define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb)))
-#define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb)))
-#define IsFloatEqual(fa, fb) IsFloatZero((fa) - (fb))
-
 PWL_FLOATRANGE::PWL_FLOATRANGE() {
   Default();
 }
 
 PWL_FLOATRANGE::PWL_FLOATRANGE(FX_FLOAT min, FX_FLOAT max) {
   Set(min, max);
 }
 
 void PWL_FLOATRANGE::Default() {
   fMin = 0;
@@ skipping 1163 matching lines @@
   if (m_bMinOrMax)
     m_sData.SubSmall();
   else
     m_sData.AddSmall();
 
   if (FXSYS_memcmp(&m_sData, &sTemp, sizeof(PWL_SCROLL_PRIVATEDATA)) != 0) {
     MovePosButton(TRUE);
     NotifyScrollWindow();
   }
 }