mac: Clean up a few more uses of USE_SKIA

webkit/gpu/webgraphicscontext3d_in_process_impl.h

Index: webkit/gpu/webgraphicscontext3d_in_process_impl.h
diff --git a/webkit/gpu/webgraphicscontext3d_in_process_impl.h b/webkit/gpu/webgraphicscontext3d_in_process_impl.h
index b93a838fa9bbbf70acc89cc46c4799c59c969778..9e86c64c5617bb0cff9ad7379193524065336542 100644
--- a/webkit/gpu/webgraphicscontext3d_in_process_impl.h
+++ b/webkit/gpu/webgraphicscontext3d_in_process_impl.h
@@ -17,9 +17,6 @@
 #include "ui/gfx/native_widget_types.h"
 #include "webkit/gpu/webkit_gpu_export.h"
 
-#if !defined(OS_MACOSX)
-#define FLIP_FRAMEBUFFER_VERTICALLY
-#endif
 namespace gfx {
 class GLContext;
 class GLSurface;
@@ -515,11 +512,9 @@ class WEBKIT_GPU_EXPORT WebGraphicsContext3DInProcessImpl :
   bool AllocateOffscreenFrameBuffer(int width, int height);
   void ClearRenderTarget();
 
-#ifdef FLIP_FRAMEBUFFER_VERTICALLY
   void FlipVertically(unsigned char* framebuffer,
                       unsigned int width,
                       unsigned int height);
-#endif
 
   // Take into account the user's requested context creation attributes, in
   // particular stencil and antialias, and determine which could or could
@@ -560,9 +555,7 @@ class WEBKIT_GPU_EXPORT WebGraphicsContext3DInProcessImpl :
   // For tracking which texture is bound
   WebGLId bound_texture_;
 
-#ifdef FLIP_FRAMEBUFFER_VERTICALLY
   unsigned char* scanline_;
-#endif
 
   // Errors raised by synthesizeGLError().
   std::list<WGC3Denum> synthetic_errors_list_;