Remove FX_Alloc() null checks now that it can't return NULL.

core/src/fxge/win32/fx_win32_print.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 "../../../include/fxge/fx_ge.h"
 #if _FX_OS_ == _FX_WIN32_DESKTOP_ || _FX_OS_ == _FX_WIN64_
 #include <windows.h>
 #include "../../../include/fxge/fx_ge_win32.h"
@@ skipping 277 matching lines @@
     m_pPSOutput = new CPSOutput(hDC);
     ((CPSOutput*)m_pPSOutput)->Init();
     m_PSRenderer.Init(m_pPSOutput, pslevel, m_Width, m_Height, bCmykOutput);
     m_bCmykOutput = bCmykOutput;
     HRGN hRgn = ::CreateRectRgn(0, 0, 1, 1);
     int ret = ::GetClipRgn(hDC, hRgn);
     if (ret == 1) {
         ret = ::GetRegionData(hRgn, 0, NULL);
         if (ret) {
             RGNDATA* pData = (RGNDATA*)FX_Alloc(FX_BYTE, ret);
-            if (!pData) {
-                return FALSE;
-            }
             ret = ::GetRegionData(hRgn, ret, pData);
             if (ret) {
                 CFX_PathData path;
                 path.AllocPointCount(pData->rdh.nCount * 5);
                 for (FX_DWORD i = 0; i < pData->rdh.nCount; i ++) {
                     RECT* pRect = (RECT*)(pData->Buffer + pData->rdh.nRgnSize * i);
                     path.AppendRect((FX_FLOAT)pRect->left, (FX_FLOAT)pRect->bottom, (FX_FLOAT)pRect->right, (FX_FLOAT)pRect->top);
                 }
                 m_PSRenderer.SetClip_PathFill(&path, NULL, FXFILL_WINDING);
             }
@@ skipping 97 matching lines @@
     handle = NULL;
     return m_PSRenderer.DrawDIBits(pBitmap, color, pMatrix, render_flags, alpha_flag, pIccTransform);
 }
 FX_BOOL CPSPrinterDriver::DrawDeviceText(int nChars, const FXTEXT_CHARPOS* pCharPos, CFX_Font* pFont,
         CFX_FontCache* pCache, const CFX_AffineMatrix* pObject2Device, FX_FLOAT font_size, FX_DWORD color,
         int alpha_flag, void* pIccTransform)
 {
     return m_PSRenderer.DrawText(nChars, pCharPos, pFont, pCache, pObject2Device, font_size, color, alpha_flag, pIccTransform);
 }
 #endif