allow Skia to be the default graphics engine

core/fxge/include/fx_ge.h

Index: core/fxge/include/fx_ge.h
diff --git a/core/fxge/include/fx_ge.h b/core/fxge/include/fx_ge.h
index 9818d185eefa76b1a85e2cf585aa4553b1b82d63..3c25e8ddd4da07f1884804d9369b5610a80fd621 100644
--- a/core/fxge/include/fx_ge.h
+++ b/core/fxge/include/fx_ge.h
@@ -434,33 +434,13 @@ class CFX_FxgeDevice : public CFX_RenderDevice {
               int dither_bits = 0,
               CFX_DIBitmap* pOriDevice = NULL);
 
- protected:
-  bool m_bOwnedBitmap;
-};
-
-class CFX_SkiaDevice : public CFX_RenderDevice {
- public:
-  CFX_SkiaDevice();
-  ~CFX_SkiaDevice() override;
-
-  FX_BOOL Attach(CFX_DIBitmap* pBitmap,
-                 int dither_bits = 0,
-                 FX_BOOL bRgbByteOrder = FALSE,
-                 CFX_DIBitmap* pOriDevice = NULL,
-                 FX_BOOL bGroupKnockout = FALSE);
-
-  FX_BOOL AttachRecorder(SkPictureRecorder* recorder);
-
-  FX_BOOL Create(int width,
-                 int height,
-                 FXDIB_Format format,
-                 int dither_bits = 0,
-                 CFX_DIBitmap* pOriDevice = NULL);
-
+#ifdef _SKIA_SUPPORT_
+  bool AttachRecorder(SkPictureRecorder* recorder);
   SkPictureRecorder* CreateRecorder(int size_x, int size_y);
+#endif
 
  protected:
-  FX_BOOL m_bOwnedBitmap;
+  bool m_bOwnedBitmap;
 };
 
 class IFX_RenderDeviceDriver {