Cleanup: Go with SkDebugf instead of GrPrintf.

src/gpu/GrDistanceFieldTextContext.cpp

Index: src/gpu/GrDistanceFieldTextContext.cpp
diff --git a/src/gpu/GrDistanceFieldTextContext.cpp b/src/gpu/GrDistanceFieldTextContext.cpp
index 5e23ba0683e1bbb7b99caa99f42add7eb0f38f4c..b141d2cf77dc6444af87e2674b9c3ae6d2b7d001 100755
--- a/src/gpu/GrDistanceFieldTextContext.cpp
+++ b/src/gpu/GrDistanceFieldTextContext.cpp
@@ -658,7 +658,7 @@ void GrDistanceFieldTextContext::flush() {
             if (kOne_GrBlendCoeff != fPaint.getSrcBlendCoeff() ||
                 kISA_GrBlendCoeff != fPaint.getDstBlendCoeff() ||
                 fPaint.numColorStages()) {
-                GrPrintf("LCD Text will not draw correctly.\n");
+                SkDebugf("LCD Text will not draw correctly.\n");
             }
             SkASSERT(!drawState->hasColorVertexAttribute());
             // We don't use the GrPaint's color in this case because it's been premultiplied by