allow Skia to be the default graphics engine

fpdfsdk/fpdfview.cpp

Index: fpdfsdk/fpdfview.cpp
diff --git a/fpdfsdk/fpdfview.cpp b/fpdfsdk/fpdfview.cpp
index 405d8dc749e11e11cd0d927142637922112cd868..020ff8df6d57c8bc39d52c914b7d1754013b0cca 100644
--- a/fpdfsdk/fpdfview.cpp
+++ b/fpdfsdk/fpdfview.cpp
@@ -549,13 +549,8 @@ DLLEXPORT void STDCALL FPDF_RenderPage(HDC dc,
     pBitmap = new CFX_DIBitmap;
     pBitmap->Create(size_x, size_y, FXDIB_Argb);
     pBitmap->Clear(0x00ffffff);
-#ifdef _SKIA_SUPPORT_
-    pContext->m_pDevice = new CFX_SkiaDevice;
-    ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap);
-#else
     pContext->m_pDevice = new CFX_FxgeDevice;
     ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)pBitmap);
-#endif
   } else {
     pContext->m_pDevice = new CFX_WindowsDevice(dc);
   }
@@ -648,15 +643,6 @@ DLLEXPORT void STDCALL FPDF_RenderPageBitmap(FPDF_BITMAP bitmap,
     return;
   CRenderContext* pContext = new CRenderContext;
   pPage->SetPrivateData((void*)1, pContext, DropContext);
-#ifdef _SKIA_SUPPORT_
-  pContext->m_pDevice = new CFX_SkiaDevice();
-
-  if (flags & FPDF_REVERSE_BYTE_ORDER)
-    ((CFX_SkiaDevice*)pContext->m_pDevice)
-        ->Attach((CFX_DIBitmap*)bitmap, 0, TRUE);
-  else
-    ((CFX_SkiaDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);
-#else
   pContext->m_pDevice = new CFX_FxgeDevice;
 
   if (flags & FPDF_REVERSE_BYTE_ORDER)
@@ -664,7 +650,6 @@ DLLEXPORT void STDCALL FPDF_RenderPageBitmap(FPDF_BITMAP bitmap,
         ->Attach((CFX_DIBitmap*)bitmap, 0, TRUE);
   else
     ((CFX_FxgeDevice*)pContext->m_pDevice)->Attach((CFX_DIBitmap*)bitmap);
-#endif
 
   FPDF_RenderPage_Retail(pContext, page, start_x, start_y, size_x, size_y,
                          rotate, flags, TRUE, NULL);
@@ -682,7 +667,7 @@ DLLEXPORT FPDF_RECORDER STDCALL FPDF_RenderPageSkp(FPDF_PAGE page,
     return nullptr;
   std::unique_ptr<CRenderContext> pContext(new CRenderContext);
   pPage->SetPrivateData((void*)1, pContext.get(), DropContext);
-  CFX_SkiaDevice* skDevice = new CFX_SkiaDevice();
+  CFX_FxgeDevice* skDevice = new CFX_FxgeDevice;
   FPDF_RECORDER recorder = skDevice->CreateRecorder(size_x, size_y);
   pContext->m_pDevice = skDevice;
 
@@ -835,11 +820,7 @@ DLLEXPORT void STDCALL FPDFBitmap_FillRect(FPDF_BITMAP bitmap,
                                            FPDF_DWORD color) {
   if (!bitmap)
     return;
-#ifdef _SKIA_SUPPORT_
-  CFX_SkiaDevice device;
-#else
   CFX_FxgeDevice device;
-#endif
   device.Attach((CFX_DIBitmap*)bitmap);
   if (!((CFX_DIBitmap*)bitmap)->HasAlpha())
     color |= 0xFF000000;