Remove image usage type enum. Use GrTextureParams instead.

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 925 matching lines @@
         // Emit zero.
         return GrConstColorProcessor::Create(0x0, GrConstColorProcessor::kIgnore_InputMode);
     }
 
     // Either we don't stitch tiles, either we have a valid tile size
     SkASSERT(!fStitchTiles || !fTileSize.isEmpty());
 
     SkPerlinNoiseShader::PaintingData* paintingData =
             new PaintingData(fTileSize, fSeed, fBaseFrequencyX, fBaseFrequencyY, matrix);
     SkAutoTUnref<GrTexture> permutationsTexture(
-        GrRefCachedBitmapTexture(context, paintingData->getPermutationsBitmap(), nullptr));
+        GrRefCachedBitmapTexture(context, paintingData->getPermutationsBitmap(),
+                                 GrTextureParams::ClampNoFilter()));
     SkAutoTUnref<GrTexture> noiseTexture(
-        GrRefCachedBitmapTexture(context, paintingData->getNoiseBitmap(), nullptr));
+        GrRefCachedBitmapTexture(context, paintingData->getNoiseBitmap(),
+                                 GrTextureParams::ClampNoFilter()));
 
     SkMatrix m = viewM;
     m.setTranslateX(-localMatrix.getTranslateX() + SK_Scalar1);
     m.setTranslateY(-localMatrix.getTranslateY() + SK_Scalar1);
     if ((permutationsTexture) && (noiseTexture)) {
         SkAutoTUnref<GrFragmentProcessor> inner(
             GrPerlinNoiseEffect::Create(fType,
                                         fNumOctaves,
                                         fStitchTiles,
                                         paintingData,
@@ skipping 32 matching lines @@
     str->append(" seed: ");
     str->appendScalar(fSeed);
     str->append(" stitch tiles: ");
     str->append(fStitchTiles ? "true " : "false ");
 
     this->INHERITED::toString(str);
 
     str->append(")");
 }
 #endif