Remove foxitlib.h and foxitxfa.h and IWYU.

xfa/src/fxfa/src/app/xfa_rendercontext.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 "xfa/src/foxitlib.h"
+#include "xfa/src/fxfa/src/app/xfa_rendercontext.h"
+
+#include "xfa/include/fxgraphics/fx_graphics.h"
 #include "xfa/src/fxfa/src/app/xfa_ffwidget.h"
-#include "xfa/src/fxfa/src/app/xfa_rendercontext.h"
 
 #define XFA_RENDERCONTEXT_MaxCount 30
 
 IXFA_RenderContext* XFA_RenderContext_Create() {
   return new CXFA_RenderContext;
 }
 CXFA_RenderContext::CXFA_RenderContext() {
   m_pWidgetIterator = NULL;
   m_pWidget = NULL;
   m_pPageView = NULL;
@@ skipping 47 matching lines @@
     }
   }
   return XFA_RENDERSTATUS_Done;
 }
 void CXFA_RenderContext::StopRender() {
   if (m_pWidgetIterator) {
     m_pWidgetIterator->Release();
     m_pWidgetIterator = NULL;
   }
 }