remove 565 effects shaders

src/effects/gradients/SkGradientShader.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #include "SkGradientShaderPriv.h"
 #include "SkLinearGradient.h"
 #include "SkRadialGradient.h"
@@ skipping 296 matching lines @@
     fDstToIndexProc = fDstToIndex.getMapXYProc();
     fDstToIndexClass = (uint8_t)SkShader::Context::ComputeMatrixClass(fDstToIndex);
 
     // now convert our colors in to PMColors
     unsigned paintAlpha = this->getPaintAlpha();
 
     fFlags = this->INHERITED::getFlags();
     if (shader.fColorsAreOpaque && paintAlpha == 0xFF) {
         fFlags |= kOpaqueAlpha_Flag;
     }
-    // we can do span16 as long as our individual colors are opaque,
-    // regardless of the paint's alpha
-    if (shader.fColorsAreOpaque) {
-        fFlags |= kHasSpan16_Flag;
-    }
 }
 
 SkGradientShaderBase::GradientShaderCache::GradientShaderCache(
         U8CPU alpha, bool dither, const SkGradientShaderBase& shader)
     : fCacheAlpha(alpha)
     , fCacheDither(dither)
     , fShader(shader)
     , fCache16Inited(false)
     , fCache32Inited(false)
 {
@@ skipping 878 matching lines @@
             (*stops)[i] = stop;
             stop = i < outColors - 1 ? stop + random->nextUScalar1() * (1.f - stop) : 1.f;
         }
     }
     *tm = static_cast<SkShader::TileMode>(random->nextULessThan(SkShader::kTileModeCount));
 
     return outColors;
 }
 
 #endif