Minor cleanup of SkLightingShader

src/ports/SkGlobalInitialization_default.cpp

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkBitmapProcShader.h"
 #include "SkPathEffect.h"
 #include "SkXfermode.h"
@@ skipping 19 matching lines @@
 #include "SkDisplacementMapEffect.h"
 #include "SkDropShadowImageFilter.h"
 #include "SkEmptyShader.h"
 #include "SkEmbossMaskFilter.h"
 #include "SkFlattenable.h"
 #include "SkGradientShader.h"
 #include "SkLayerDrawLooper.h"
 #include "SkLayerRasterizer.h"
 #include "SkLerpXfermode.h"
 #include "SkLightingImageFilter.h"
+#include "../effects/SkLightingShader.h"
 #include "SkLocalMatrixShader.h"
 #include "SkLumaColorFilter.h"
 #include "SkMagnifierImageFilter.h"
 #include "SkMatrixConvolutionImageFilter.h"
 #include "SkMergeImageFilter.h"
 #include "SkModeColorFilter.h"
 #include "SkMorphologyImageFilter.h"
 #include "SkOffsetImageFilter.h"
 #include "SkOnce.h"
 #include "SkPerlinNoiseShader.h"
@@ skipping 54 matching lines @@
         SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkComposeImageFilter)
         SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkMergeImageFilter)
         SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkColorFilterImageFilter)
         SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkDownSampleImageFilter)
 
         SkArithmeticMode::InitializeFlattenables();
         SkBlurMaskFilter::InitializeFlattenables();
         SkColorFilter::InitializeFlattenables();
         SkGradientShader::InitializeFlattenables();
         SkLightingImageFilter::InitializeFlattenables();
+        SkLightingShader::InitializeFlattenables();
         SkTableColorFilter::InitializeFlattenables();
         SkXfermode::InitializeFlattenables();
     }
 };
 
 SK_DECLARE_STATIC_ONCE(once);
 void SkFlattenable::InitializeFlattenablesIfNeeded() {
     SkOnce(&once, SkPrivateEffectInitializer::Init);
 }