change colorfilter to return an array of frag processors

src/effects/SkPerlinNoiseShader.cpp

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkDither.h"
 #include "SkPerlinNoiseShader.h"
 #include "SkColorFilter.h"
@@ skipping 949 matching lines @@
     SkMatrix matrix = viewM;
     matrix.preConcat(localMatrix);
 
     if (0 == fNumOctaves) {
         SkColor clearColor = 0;
         if (kFractalNoise_Type == fType) {
             clearColor = SkColorSetARGB(paint.getAlpha() / 2, 127, 127, 127);
         }
         SkAutoTUnref<SkColorFilter> cf(SkColorFilter::CreateModeFilter(
                                                 clearColor, SkXfermode::kSrc_Mode));
-        *fp = cf->asFragmentProcessor(context);
+        SkTDArray<GrFragmentProcessor*> array;
+        if (cf->asFragmentProcessors(context, &array)) {
+            SkASSERT(1 == array.count());   // modecolorfilter only returns one
+            *fp = array[0];                 // transfer ownership to fp
+        }
         return true;
     }
 
     // Either we don't stitch tiles, either we have a valid tile size
     SkASSERT(!fStitchTiles || !fTileSize.isEmpty());
 
     SkPerlinNoiseShader::PaintingData* paintingData =
             SkNEW_ARGS(PaintingData, (fTileSize, fSeed, fBaseFrequencyX, fBaseFrequencyY, matrix));
     SkAutoTUnref<GrTexture> permutationsTexture(
         GrRefCachedBitmapTexture(context, paintingData->getPermutationsBitmap(), NULL));
@@ skipping 53 matching lines @@
     str->append(" seed: ");
     str->appendScalar(fSeed);
     str->append(" stitch tiles: ");
     str->append(fStitchTiles ? "true " : "false ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif