Replace uses of GR_DEBUG by SK_DEBUG.

include/gpu/GrEffect.h

 /*
  * Copyright 2012 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrEffect_DEFINED
 #define GrEffect_DEFINED
 
@@ skipping 269 matching lines @@
      * access the fragment position will be denied.
      */
     void setWillReadFragmentPosition() { fWillReadFragmentPosition = true; }
 
 private:
     bool isEqual(const GrEffect& other) const {
         if (&this->getFactory() != &other.getFactory()) {
             return false;
         }
         bool result = this->onIsEqual(other);
-#if GR_DEBUG
+#ifdef SK_DEBUG
         if (result) {
             SkASSERT(this->numTextures() == other.numTextures());
             for (int i = 0; i < this->numTextures(); ++i) {
                 SkASSERT(*fTextureAccesses[i] == *other.fTextureAccesses[i]);
             }
         }
 #endif
         return result;
     }
 
@@ skipping 35 matching lines @@
 };                                                                                                \
 static SkAlignedSStorage<k_##NAME##_StorageSize> g_##NAME##_Storage;                              \
 static void* NAME##_RefLocation = (char*)g_##NAME##_Storage.get() + k_##NAME##_EffectRefOffset;   \
 static GrEffect* NAME##_Effect SkNEW_PLACEMENT_ARGS(g_##NAME##_Storage.get(), EFFECT_CLASS, ARGS);\
 static SkAutoTDestroy<GrEffect> NAME##_ad(NAME##_Effect);                                         \
 static GrEffectRef* NAME(GrEffect::CreateStaticEffectRef(NAME##_RefLocation, NAME##_Effect));     \
 static SkAutoTDestroy<GrEffectRef> NAME##_Ref_ad(NAME)
 
 
 #endif