SK_SUPPORT_LEGACY_GRTYPES to hide duplicate types from SkTypes.h

src/gpu/effects/GrConfigConversionEffect.cpp

Index: src/gpu/effects/GrConfigConversionEffect.cpp
diff --git a/src/gpu/effects/GrConfigConversionEffect.cpp b/src/gpu/effects/GrConfigConversionEffect.cpp
index daf51414f2943a72050bafeb9f530f03590ea6f3..9b342fb463dde2e961c693c8a35bd5520e045146 100644
--- a/src/gpu/effects/GrConfigConversionEffect.cpp
+++ b/src/gpu/effects/GrConfigConversionEffect.cpp
@@ -154,9 +154,9 @@ void GrConfigConversionEffect::TestForPreservingPMConversions(GrContext* context
         for (int x = 0; x < 256; ++x) {
             uint8_t* color = reinterpret_cast<uint8_t*>(&srcData[256*y + x]);
             color[3] = y;
-            color[2] = GrMin(x, y);
-            color[1] = GrMin(x, y);
-            color[0] = GrMin(x, y);
+            color[2] = SkTMin(x, y);
+            color[1] = SkTMin(x, y);
+            color[0] = SkTMin(x, y);
         }
     }
 
@@ -190,7 +190,7 @@ void GrConfigConversionEffect::TestForPreservingPMConversions(GrContext* context
 
     bool failed = true;
 
-    for (size_t i = 0; i < GR_ARRAY_COUNT(kConversionRules) && failed; ++i) {
+    for (size_t i = 0; i < SK_ARRAY_COUNT(kConversionRules) && failed; ++i) {
         *pmToUPMRule = kConversionRules[i][0];
         *upmToPMRule = kConversionRules[i][1];